With painful foot, Nadal tops Sock at Washington in return
Jack Sock, of the United States, hits a forehand to Rafael Nadal, of Spain, at the Citi Open tennis tournament Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Jack Sock, of the United States, hits a forehand to Rafael Nadal, of Spain, at the Citi Open tennis tournament Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Aug. 04, 2021 08:01 PM EDT
Rafael Nadal, of Spain, returns a shot to Jack Sock, of the United States, at the Citi Open tennis tournament Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Rafael Nadal, of Spain, returns a shot to Jack Sock, of the United States, at the Citi Open tennis tournament Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Aug. 04, 2021 08:06 PM EDT
Jack Sock, of the United States, waves to the crowd after a loss to Rafael Nadal, of Spain, in the Citi Open tennis tournament Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Jack Sock, of the United States, waves to the crowd after a loss to Rafael Nadal, of Spain, in the Citi Open tennis tournament Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Aug. 04, 2021 10:57 PM EDT
Kei Nishikori, of Japan, talks to the chair umpire during a match against Alexander Bublik, of Kazakhstan, at the Citi Open tennis tournament Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Kei Nishikori, of Japan, talks to the chair umpire during a match against Alexander Bublik, of Kazakhstan, at the Citi Open tennis tournament Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Aug. 04, 2021 06:46 PM EDT
Rafael Nadal, of Spain, reacts during a match against Jack Sock at the Citi Open tennis tournament Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Rafael Nadal, of Spain, reacts during a match against Jack Sock at the Citi Open tennis tournament Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Aug. 04, 2021 08:09 PM EDT
Brandon Nakashima returns a shot against Daniel Evans, of England, during a match in the Citi Open tennis tournament, Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Brandon Nakashima returns a shot against Daniel Evans, of England, during a match in the Citi Open tennis tournament, Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Aug. 04, 2021 03:23 PM EDT
Daniel Evans, of England, serves to Brandon Nakashima during a match in the Citi Open tennis tournament, Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Daniel Evans, of England, serves to Brandon Nakashima during a match in the Citi Open tennis tournament, Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Aug. 04, 2021 03:29 PM EDT
Brandon Nakashima competes against Daniel Evans, of England, during a match in the Citi Open tennis tournament, Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Brandon Nakashima competes against Daniel Evans, of England, during a match in the Citi Open tennis tournament, Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Aug. 04, 2021 03:24 PM EDT
Daniel Evans, of England, lunges for the ball during a match against Brandon Nakashima in the Citi Open tennis tournament, Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Daniel Evans, of England, lunges for the ball during a match against Brandon Nakashima in the Citi Open tennis tournament, Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Aug. 04, 2021 03:29 PM EDT
Rafael Nadal, of Spain, reacts during a match against Jack Sock, of the United States, at the Citi Open tennis tournament Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Rafael Nadal, of Spain, reacts during a match against Jack Sock, of the United States, at the Citi Open tennis tournament Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Aug. 04, 2021 08:12 PM EDT
Rafael Nadal, of Spain, reacts to the crowd after he defeated Jack Sock, of the United States, at the Citi Open tennis tournament Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Rafael Nadal, of Spain, reacts to the crowd after he defeated Jack Sock, of the United States, at the Citi Open tennis tournament Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Aug. 04, 2021 10:49 PM EDT
Rafael Nadal, of Spain, reacts during a match against Jack Sock, of the United States, in the Citi Open tennis tournament Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Rafael Nadal, of Spain, reacts during a match against Jack Sock, of the United States, in the Citi Open tennis tournament Wednesday, Aug. 4, 2021, in Washington. (AP Photo/Nick Wass)

Aug. 04, 2021 10:52 PM EDT