Corentin Moutet of France returns the ball during the second round match between Milos Raonic of Canada and Corentin Moutet of France at the ATP Qatar Open tennis tournament in Doha, Qatar, Jan. 8, 2020.

Milos Raonic of Canada returns the ball during the second round match between Milos Raonic of of Canada and Corentin Moutet of France at the ATP Qatar Open tennis tournament in Doha, Qatar, Jan. 8, 2020.

Corentin Moutet of France serves during the second round match between Milos Raonic of Canada and Corentin Moutet of France at the ATP Qatar Open tennis tournament in Doha, Qatar, Jan. 8, 2020.

Filip Krajinovic of Serbia returns the ball during the singles second round match between Fernando Verdasco of Spain and Filip Krajinovic of Serbia at ATP Qatar Open tennis tournament in Doha, capital of Qatar, Jan. 8, 2020.

Jo-Wilfried Tsonga of France returns the ball during the singles second round match between Jo-Wilfried Tsonga of France and Miomir Kecmanovic of Serbia at the ATP Qatar Open tennis tournament in Doha, Qatar, Jan. 8, 2020. (Photos: Xinhua)

Milos Raonic of Canada returns the ball during the second round match between Milos Raonic of of Canada and Corentin Moutet of France at the ATP Qatar Open tennis tournament in Doha, Qatar, Jan. 8, 2020.

Fernando Verdasco of Spain reacts during the singles second round match between Fernando Verdasco of Spain and Filip Krajinovic of Serbia at ATP Qatar Open tennis tournament in Doha, capital of Qatar, Jan. 8, 2020.

Fernando Verdasco of Spain celebrates after winning the singles second round match between Fernando Verdasco of Spain and Filip Krajinovic of Serbia at ATP Qatar Open tennis tournament in Doha, capital of Qatar, Jan. 8, 2020.

Miomir Kecmanovic of Serbia returns the ball during the singles second round match between Jo-Wilfried Tsonga of France and Miomir Kecmanovic of Serbia at the ATP Qatar Open tennis tournament in Doha, Qatar, Jan. 8, 2020.