Efimova nearly broke the world record in the semifinals.

Phelps will appear again on a later Shark Week show.

Ledecky could be on her way to matching the female record for golds at a single worlds.

Hosszu broke the record for individual medals by a female swimmer.

Katinka Hosszu put on a show for her local fans as she cruised to a win in the 200 individual medley.

The group includes three world champions.

Yulia Efimova cruised to victory in her 100m breaststroke semifinal, but just missed setting a world record.

An American took bronze.

Adam Peaty owns the 100m breaststroke, nabbing the championship record during his gold medal swim.

Sarah Sjostrom held her lead in the final meters to claim gold in the 100m butterfly at the swimming world championships.

The U.S. ended a decade-long medal drought in the event.

Katie Ledecky has never waited this long for a race to end at a major international meet.

Yusra Mardini slept in fear of Hungarian border police on train station floors on her first visit to Budapest when she fled her native Syria two years ago.

Katie Ledecky finished 97 seconds ahead of a swimmer as she cruised to victory in a 1500m freestyle heat at the 2017 Swimming Worlds.

See the latest Olympic Channel: Home of Team USA broadcast listings for the week of July 24-30, 2017.

The field was no match for Sun Yang in the men's 400m final at the 2017 Swimming Worlds Championships, finishing with a time of 3:41.38.

It happened at the European U20 Track and Field Championships.

Froome is one Tour title shy of the record.

Katie Ledecky gets her second gold of the day at the 2017 Swimming Worlds after helping the U.S. Women's 4x100 Freestyle relay team to victory.

Nathan Adrian was joined by a trio of first-time world championships team members.

U.S. Men's 4x100 Freestyle relay team ends the country's eight-year drought by winning the title at the 2017 Swimming Worlds in Budapest.

Katie Ledecky easily wins the 400m free, her first of six events at the 2017 Swimming Worlds.

Caeleb Dressel breaks the American record and wins the 50m Fly at the 2017 Swimming Worlds.

Sun moved closer to Michael Phelps and Ryan Lochte on the all-time gold list.

Two-time Olympic high jumper achieves goal of walking at his wedding after spinal cord accident

Diving for a ball Walsh Jennings' re-injured her surgically-repaired shoulder

Daley puts Rio demons behind him with 10m gold in Budapest

Poland's Maciej Bodnar wins Stage 20 of Tour de France as Froome looks unbeatable

Thomas Daley performed a flawless dive to become the world champion in the 10m platform only a year after failing to make the final in Rio.

Team USA knocked out early in women's individual sabre World Championships

Evan O'Hanlon's jersey couldn't contain his excitement.

"I think it's a rivalry between clean athletes and athletes who've tested positive."

Bolt has one meet left before retiring.

Usain Bolt barely edges out Isiah Young to win the 100m at Diamond League - Monaco in his last race before his farewell world championships.

Kendra Harrison just edges out Sharika Nelvis at the finish line to win the women's 100m hurdles at Diamond League - Monaco.

Caster Semenya sets her new lifetime best in the 800m as she pulls away from the pack late to win at Diamond League - Monaco.

Bolt's camp also denied De Grasse's coach's claims.

Elijah Manangoi wins the men's 1500m at Diamond League - Monaco with the fastest time this year.

Saturday's race of truth starts at 7:40 a.m. ET on NBC Sports Gold.

Bolt, who has two meets left before retiring, puts a four-year winning streak on the line in his toughest test since Rio.

Also check out Phelps' temporary shark tattoo.

Is it Caeleb Dressel's time?

Katie Ledecky is just one of the headliners who could provide fireworks.

One of his rivals gained time, while the other lost time.

They're looking to end a 12-year U.S. drought in a major city marathon.

He was the only competitor in his age group at the meet where he tested positive.

Phelps added that he and the great white were not in the water at the same time for his race.

“The fastest guy in the world gets to choose the field."

The AHL’s decision does not affect players assigned to that league on NHL contracts.

King has nothing to say to her Russian rival as they prepare for three duels in Budapest.

His closest challenger dropped in the standings.

"The girls have really outperformed us over the past three years."

The green jersey race is now all but decided.

"If we lose by 100 goals or whatever before the Olympics, that's OK."

Ashley Twichell held off the rest of the field to win gold in the open-water swimming 5km at the World Aquatics Championships.

Twichell became the oldest U.S. woman to win an individual world swimming title since 2003.

Poland's Pawel Poljanski is riding in his first Tour de France. His legs are telling him it should be his last.

Kocian is the only member of the Final Five who did not turn pro and announce a book deal.

Bolt's four-year winning streak is very much at stake on NBCSN and NBC Sports Gold.

The overall standings are the tightest in history. The sprinters' race is tightening, too.

Taoufik Makhloufi has not raced since September.

Gold was decided by one tenth of a second.

With just six stages left before the three-week race reaches the Champs-Elysees, only 29 seconds separate the top four riders in the general classification.

Jenner would not be the first Olympic decathlon champion to hold political office.

Davis has been dating another figure skater for several years.

How to watch every session live.

The most decorated South Korean-born Olympian said the crowd reaction may bother him in PyeongChang.

The biggest prize lacking from Federer's trophy case is an Olympic singles gold medal.

Watch Phelps' full speech and sliming.

He is being investigated for alleged corruption suspected of being linked to the 2016 Olympics hosting vote.

See the latest Olympic Channel: Home of Team USA broadcast listings.

The 100m Olympic champion kept her streak alive with a meet record time.

Bauke Mollema of the Netherlands won Stage 15 for his first Tour victory

The two-time Olympic medalist didn't drop a set in the final, which lasted under two hours.

Williams is also a four-time Olympic champion.

NBCSN and NBC Sports Gold coverage of Sunday's Stage 15 starts at 6:55 a.m. ET.

Olympic Channel: Home of Team USA gives fans a destination for Olympic Sports programming, highlighting their favorite athletes and teams.

Lochte was charged with false communication of a crime after he exaggerated his infamous Aug. 15 story after a late-night party during the Games.

Mike Tirico gives an advanced look at the Olympic Channel's upcoming documentaries under Five Ring Films, including a look at the 1998 Olympic men's hockey tournament.

Tara Lipinski is joined by Shaun White, Kelly Clark, and Gus Kenworthy who all reveal what it's like to be an Olympic athlete.

The Olympic Channel will be the home of Olympic sports all year long, including live event coverage, to original shows and documentaries.

Could Federer win his first Wimbledon since 2012?

The sprints are loaded.

It has turned into the tightest yellow-jersey battle in Tour de France history.

The case is reminiscent of a French tennis player and Canadian pole vaulter.

These medals aren't listed on her bio pages.

At this time four years ago, Phelps had already re-entered a drug-testing pool.

Miranda asked for it two years ago.

Coverage of Stage 13, also in the mountains, starts at 7:30 a.m. ET on Friday.

Williams is the oldest player in the top 300.

Bright hasn't competed since January 2016.

Manning also poked fun at Ryan Lochte, which is becoming ESPY tradition.

Two Winter Olympians also won awards.

That's just some of the archival Olympic broadcasts set to air on Olympic Channel.

Olympic Channel: Home of Team USA event coverage kicks off with the world diving championships from Budapest this weekend.

Can Lochte make a run to Tokyo and challenge age records?

He was training for the world championships that begin Friday.

A rider in the overall top five also crashed.

Watch a video showing the meaning behind the unique concept.

Biles has something new in common with Nastia Liukin and Mary Lou Retton.

Argentina's Elian Larregina went out way too hard in his 400m heat at the world junior championships, and he paid for it.

Among the previous winners of the awards are LeBron James, Dwight Howard, Kevin Love, Allyson Felix and Candace Parker.

Mike Tirico will host the show with an athlete roundtable and look-aheads to upcoming world championships.

Johnson has a daughter, Cha'iel, who is one of the nation's top 12-year-old runners.

Will she get a shot next year?

Larry Nassar also pleaded guilty to possessing child pornography.

Bryant was not with the bid presentation team in Lausanne, but he starred in the final pre-recorded video.

"There were a couple of expletives that came out my mouth."

Wednesday's Stage 11 coverage starts at 6:55 a.m. ET on NBC Sports Gold.

A long U.S. drought is in line to finally end.

"We feel the WBC is crucial as a substitute."

See all of the event coverage and original programming airing this weekend.

He was provisionally suspended due to irregularities in his biological passport.

Walsh Jennings sought out one of the most promising U.S. players in the last 20 years.

Two longtime Russian star forwards could headline the Olympic hockey tournament.

Can you run a mile faster than Tom Bosworth can walk one?

Tuesday's Stage 10 coverage starts at 7:05 a.m. ET on NBC Sports Gold and 7:30 on NBCSN.

Biles not only replied to the troll but also screenshotted and tweeted.

Both bid cities are to make presentations Tuesday.

Chris Froome clung onto the overall lead

"It feels good to be back"

The general classification is sure to be shaken on Sunday.

Williams is currently playing at Wimbledon.

The nine-time Olympic medalist discusses her career on and off the track in a Q&A.

Marcel Kittel somehow edged Edvald Boasson Hagen.

Mo Farah, Allyson Felix and Elaine Thompson headline the start lists.

The 10 athletes made up almost the entire national team.

Don't miss the best of diving at the FINA World Championships on the Olympic Channel. (July 15, 7 a.m. ET).

The study could sideline the Olympic 800m champion from competition.

The runner is a Kenyan marathoner.

The Olympic bronze medalist details his harrowing snowboarding crash into a tree.

Watch the top race videos from the Diamond League meet.

Wayde van Niekerk's path to double gold just got easier.

Friday should be another bunched sprint ahead of a summit finish Saturday.

"We watch her videos. The Olympic team watched her videos."

Kipchoge returns to the site of an infamous incident.

"I wish five minutes with me was the sentence, but I think that would go under cruel and unusual punishment," she said.

More resources were requested to protect Olympia.

Thursday's Stage 6 will be a day for the sprinters.

Cavendish discussed what Sagan told him on the phone Tuesday night.

On good days, Nieto can shuffle 130 steps without a cane or walker.

Sagan is gone for an incident at the end of Tuesday's stage.

Cavendish collided with the elbow of another star sprinter.

An examination of South Korea’s attempt to make North Korea a key part of the Olympics.

Some key moments in Korean sports.

The IPC president said “something has to be worked out.”

The IAAF will use the new study in its appeal to the Court of Arbitration for Sport.

Katie Ledecky headlines, but several stars seek their first individual world medals.

The U.S. looks to extend an incredible run atop the world championships medal standings.

Justin Gatlin is also in action as athletes prepare for worlds.

Williams was asked about the car crash after her Wimbledon first-round win.

Stage 4 coverage begins at 6:10 a.m. ET on Tuesday on NBC Sports Gold.

Katie Ledecky crushes the field in the 800m freestyle, coming in with the fastest time in the world this year.

Nathan Adrian clinches 100m freestyle win at the U.S. Swimming Championships by just .01 seconds over Caeleb Dressel.

LIEGE, Belgium (AP) — The thriving current state of German cycling stood out in sharp contrast to the sport’s dirty past during the second stage of the Tour de France on Sunday. As Marcel Kittel rode toward...

Caeleb Dressel, winner of the intense 50m freestyle prelims, attributes his stress-free attitude to his teammates.

Also, it looks like Katie Ledecky will not have the busiest schedule at worlds.

In a heat of swimmers than own a total of 19 Olympic medals, Caeleb Dressel won the 50 meter freestyle prelims at the U.S. Swimming Championships.

Dillon Virva wins the the 50m freestyle heat in a tight finish at the U.S. Swimming Championships.

Simone Manuel admits that she was surprised by her 50m freestyle time after struggling in some earlier events at the 2017 U.S. Swimming Championships.

Simone Manuel wins the 50m freestyle heat in the U.S. Swimming Championships, the same event she took home silver in during the 2016 Rio Olympics.

Katrina Konopka overcame a slow start to win Heat B at the Women's 50m Freestyle.

The Diamond League continues in Lausanne on Thursday.

One of the general classification contenders abandoned the race.

Valverde was one of the top contenders in the overall classification.

Ledecky could tie the female record for world gold medals.

Kevin Cordes gets off the block well to win the 100m breaststroke at the U.S. Swimming Championships, reclaiming the American record from Cody Miller.

Swimming in her first national championships since becoming a household name in Rio, Lilly King said she is enjoying the pressure that comes with being one of the faces of Team USA.

Lilly King and Katie Meili both earn a trip to Budapest, placing first and second in the 100m breaststroke at the U.S. Swimming Championships.

A focus on making small improvements is driving Katie Ledecky at the U.S. Swimming Championships, as she prepares for the world championships in Budapest.

Katie Ledecky easily smashes U.S. Open record in 400m freestyle, while Leah Smith is astounding in her own right.

Chris Froome isn't the only rider chasing history.

The Summer Champions Series continues Friday, August 11, on NBCSN with the USA Diving National Championships.

Harrison was hesitant about fighting, but now she's all-in.

The IOC is ready to assist North Korea's involvement at PyeongChang.

She made her first national team at age 13.

Williams ran a red light causing a crash that injured 78-year-old Jerome Barson, who died two weeks later.

Chase Kalisz is motivated by the strong performances of U.S. swimmers at the swimming championships.

Less than a year after swimming in Rio, Chase Kalisz and Jay Litherland maintained their dominance in the men's 400m IM at the U.S. Swimming Championships and qualified for the world team.

Leah Smith, winner of the 400m medley, talks about shaving nine seconds off her personal best times between her two races and swimming with Elizabeth Beisel in her final year.

Leah Smith dominates the 400 meter medley while Ella Eastin is disqualified for pushing off the wall on her back, opening up a spot on the world championship team for Elizabeth Beisel.

Four of the top 10 on an annual top-50 list are Olympians or Olympic hopefuls.

How and when to watch all 21 stages of the Grand Tour.

She is more than twice the age of the oldest gymnast whom Biles has competed against.

The five fastest hurdlers in the world gather, as does Elaine Thompson.

Ledecky outpaced three Olympians and an impressive newcomer.

Ryan Murphy completed the men's 200m backstroke in a time of 1:54.3, the third fastest in the world, to secure his spot in Budapest.

Lilly King obliterates her old personal best with a time of 2:21.83, shaving nearly two seconds off her best time, at the 2017 U.S. Swimming Championships.

Katie Ledecky won the women's 200m freestyle and lowered her fastest time for her second title in as many days.

Bolt is still well behind the fastest time in the world this year.

It's billed as "the battle for ocean supremacy."

They're going to a venue that hosted the 1960 Olympic Trials.

Johnson is down to one world record still standing.

Three other Olympians, plus the surprise swimmer of the meet thus far, join Ledecky in the race.

Team USA takes its first steps toward the Tokyo 2020 Summer Games Saturday, July 1 on NBC as part of the Summer Champion Series.

Leyva set lofty goals in gymnastics. He's done the same in showbiz.

A swimmer with no Olympic experience had the fastest 100m free ever in a U.S. pool.

Katie Ledecky, the four-time Rio gold medalist, clocked 8:11.50 to win her trademark race by nearly nine seconds at U.S. Swimming Nationals.

Mallory Comerford upsets Simone Manuel in the women's 100m freestyle at U.S. Swimming Nationals, recording the third-fastest time in the world this year at 52.81 seconds.

Nathan Adrian barely wins the men's 100m freestyle after beating Caeleb Dressel by one hundredth of a second at U.S. Swimming Nationals.

Kotsenburg was "the favorite moment of the Games," President Obama said.

Read the full 44-page review.

She was sixth fastest in the morning prelims.