Serena Williams upset by Roberta Vinci at U.S. Open, Twitter reacts

The world No. 1 is out of the U.S. Open after losing to Roberta Vinci in the semifinals Friday.

Serena Williams is out of the U.S. Open after being upset by unseeded Roberta Vinci in the semifinals Friday 2–6, 6–4, 6–4.

This is the first Grand Slam in her last five appearances that Williams has lost. Williams was attempting to become the first player since Steffi Graf in 1988 to complete the calendar Grand Slam.

Williams has 21 Grand Slam titles, one behind Graf for first in the professional era.

Vinci will move on to face fellow Italian Flavia Pennetta in the final at 3 p.m. ET on Saturday after the tournament’s No. 26 seed upset No. 2 Simona Halep 6–1, 6–3 on Friday.

Following the match, some spoke out on Twitter regarding Serena’s run for history.

Following the match, “Damn Serena,” “Drake,” and “#USOpen2015” were trending on Twitter.

- Kenny Ducey