Novak Djokovic does not need to worry about accidentally hitting a U.S. Open ... line judges — chair umpires will be the only on-court officials at that Grand Slam tournament's matches. The U.S ...

NEW YORK (AP) — Daniil Medvedev can offer a unique perspective on U.S. Open spectators: During his run to the final two years ago, he transformed from a "hated villain" who taunted the paying ...