The end of play on Sunday will mark the end of the first week at the U.S. Open and the unofficial midpoint of the tournament. With that context, our SI tennis crew takes a look back at the biggest storylines of the first week, opine on that controversial pep talk and get one more shot at picking winners.
The biggest controversy of the first week, and one of the biggest ones of the entire summer, came on Thursday. That's when umpire Mo Lahyani came out of his chair to give an apparent pep talk to a disintersted Nick Kyrgios, who then turned it around to beat Pierre-Hugues Herbert.