At the peak of his career, Michael Phelps was upstaged in a race by a swimmer who went four seconds slower.

A look at five of Germany's greatest Olympians.

With or without the world championships, the 2019-20 season has come to a close. Here, the NBC Sports figure skating contributors reflect on the standout moments of the season. 

The Olympic Flame will be taken off public display in Fukushima after a state of emergency was declared for Tokyo and surrounding areas.

The Madrid Open will involve “the world’s biggest tennis stars squaring off from their own homes."

Olympic champion figure skaters will gather virtually for "Blades for the Brave," a streaming event to benefit health-care workers fighting the coronavirus.

A look at six of Japan's most decorated Olympians.

Michael Phelps tried to put himself in the position of Tokyo Olympic hopefuls, who must wait another year for the start of the Games.

The Fiji Rugby Union criticized two of its top professional players who were arrested for failing to self-isolate after returning to Fiji from overseas.

James Connolly, a Harvard student, overcame a ridiculous set of circumstances to become the first Modern Olympic champion.

Jimmy Roberts tells the story of American James Connolly, who became the first Olympic champion in 1,500 years when he took gold in the triple jump in Athens at the 1896 Games despite fatigue and travel...

Norwegian beach volleyball player Mathias Berntsen's dog, Kiara, captivated social media this weekend with an Instagram video.

For the first time since 1988, some 24-year-olds will be eligible for the Olympic men's soccer tournament without using an over-age exception.

Jenny Thompson, the most decorated U.S. female Olympian with 12 medals, is on the front lines fighting the coronavirus pandemic.

Even when Ronda Rousey was at the height of her MMA fame, she spoke about the most crushing defeat of her career -- at the Olympics.

Javelin thrower James Campbell raised more than $30,000 for healthcare workers by running a marathon in his six-meter garden.

In 2004, Jenny Thompson made an inspiring return to the Olympic pool as the oldest member of the U.S. Swimming and Diving team at the Athens Games.

Hawaii's Punahou School produced Barack Obama. It's also producing Olympians at an extraordinary rate.

Muhammad Ali was presented a replacement gold medal for the one he lost after his 1960 Olympics victory during the intermission of the United States vs. Yugoslavia basketball game at the 1996 Olympics in...

Potential changes in Olympic age rules could have significant impacts in gymnastics, soccer and other sports.

The coronavirus pandemic ended any chance of Rachael Lynch competing for Olympic gold in Tokyo this year.

When Apolo Ohno and three others fell near the end of a short-track speedskating race at the 2002 Olympics, Australian Steven Bradbury gained lasting fame.

A few weeks after her husband, Chris Knierim, stepped away from competitive skating, Alexa Scimeca Knierim has formed a partnership with Brandon Frazier.

Wimbledon organizers said Wednesday that they expect Britain‘s battle against the coronavirus to last for many months, and the tournament has been canceled.

After a handover ceremony, the Olympic flame has gone on display in Fukushima, the region hit by an earthquake and nuclear meltdown in 2011.

Simone Biles has come back from a year off before, accelerating her world championship medal haul after skipping 2017, and she is gearing up to do so again.

Boglarka Kapas, the Hungarian swimmer and world 200m butterfly champion, said she tested positive for the coronavirus.

The U.S. may have the world's best women's hockey team, but NHL players believe Canadian Marie-Philip Poulin is the world's best player.

In Alpine skiing and other winter sports, surprises and absences marked a shortened campaign.

Simone Biles had braces but no driver's license and "Harlem Shake" topped the Billboard Hot 100 the last time she was beaten in all-around.

Dan Hicks and Rowdy Gaines covered every one of Michael Phelps' finals, but they've never called a "race" quite like this.

When the IOC says all athletes who qualified for the Olympics remain qualified, it means very different things for different athletes.

The Tokyo Olympics have been rescheduled for nearly one year later with the Opening Ceremony on July 23, 2021.

Ehsan Hadadi, Iran's lone Olympic track and field medalist, tested positive for the coronavirus.

Jordan Larson, the U.S. Olympic volleyball captain, plans to retire from the national team after the Tokyo Olympics.

Melissa Stockwell, a Paralympic bronze medalist, sees a parallel between losing her leg in Iraq and the Paralympics being postponed.

Keyshawn Davis may have been the U.S.' best Olympic boxing medal hope. The Tokyo Games postponement may change his plans.

Two retired Russian Olympic track and field champions face Court of Arbitration for Sport cases related to possible doping violations.

Every Diamond League track and field meet scheduled for May has been postponed due to the coronavirus pandemic.

Rowdy Gaines named one swimmer when considering the effect a one-year delay can have an the look of the U.S. Olympic swim team.

Will the Tokyo Games be Carli Lloyd's final major soccer tournament? She has to make the U.S. Olympic team first.

Madison Kocian and Kyla Ross, Olympic champions, reflected on a premature to end to their UCLA -- and likely gymnastics -- careers.

Mike Tirico spoke with those affected, hours after the decision to postpone the Olympics, for the first time in modern history, due to the coronavirus.

Olympic hopefuls Gevvie Stone and Elle Purrier support the decision to postpone the Games, but they have very different paths to Tokyo in 2021.

Denney and Frazier were the 2017 U.S. gold medalists and grew up skating together: first on roller skates before making the transition to ice. 

U.S. athletes who had already qualified for the 2020 Olympics have taken to social media to express their mixed emotions after the Games' postponement.

Several sportswear companies have turned their attention to manufacturing personal protective equipment for use in the fight against the coronavirus.

IOC President Thomas Bach said Wednesday that new coronavirus information prompted postponement of the 2020 Olympics despite organizers‘ sound preparations.

The Ryder Cup pushed back a year and the Super Bowl pushed back a week after the Sept. 11 attacks, providing models for the Tokyo 2020 Olympics.

Michael Phelps offers support for the Tokyo postponement, but is still worried for the mental state of the athletes.