 And American and 13 seed Taylor Fritz also won his in four sets. On the ladies' side, Jessica Pegula, the No. 5 seed American, lost her second round match in three sets, becoming the highest seed to lose in the tournament thus far. But No. 12 seed Madison Keyes is headed to the third round, winning her match in straight sets. And world No. 1 Iga Sviatik also won her second round match in straight sets.