Djokovic, Swiatek cruise into 3rd round, Tsitsipas the latest upset victim at U.S. Open
Novak Djokovic and Iga Swiatek rolled to straight-set victories to move into the third round at the U.S. Open on Wednesday, fighting not only their opponents but sticky, 85-degree Fahrenheit (29-degree Celsius) weather on the hottest day at the tournament so far.


