VIDEO: Jeff Daniels and his phone defeat the Williams sisters

The Williams sisters - Venus and Serena - have each won singles Olympic gold, have combined for three more pieces of Olympic hardware in doubles, and are apparently prepping for another run in Rio four years from now. But how would they fare in a game of table tennis against Jeff Daniels - in his dreams? Thanks to the new iPhone ad that came out Wednesday, we now know. And the answer is: poorly.