Sunday at the 2016 US Open was not a good day for two of the WTA's biggest hitters, as both Petra Kvitova and Madison Keys failed to advance to the quarterfinals.
While two-time Wimbledon champion Kvitova fell to Angelique Kerber on the German's her quest to clinch the #1 ranking, Keys suffered a frustrating loss to Caroline Wozniacki, which ended the young American's promising run prematurely.
WTA PHOTOS FROM PREVIOUS DAYS AT THE 2016 US OPEN:
- Saturday: Williams sisters celebrate wins
- Friday: Kvitova and Kerber move on
- Thursday: Completion of the second round
- Wednesday: Second round kicks off
- Tuesday: First round wraps up
- Monday: First round in full swing
- Qualifying Sunday: Completion of the qualifying stage
- Qualifying Thursday: The second round completes despite rain
- Qualifying Wednesday: Completion of the first round
- Qualifying Tuesday: Play kicks off
- Monday: US Open 2016 preparations are underway!