Stan Wawrinka wins Prague Challenger tournament

Stan Wawrinka defeated Aslan Karatsev of Russia 7-6 (7/2), 6-4 to clinch the Challenger tournament in Prague - on his return to action after a six-month break.

Wawrinka was playing in his first event since reaching the quarterfinals at Acapulco in February.

Stan Wawrinka defeated Aslan Karatsev of Russia 7-6 (7/2), 6-4 to clinch the Challenger tournament in Prague - on his return to action after a six-month break.

Wawrinka was playing in his first event since reaching the quarterfinals at Acapulco in February. Winner of the US Open in 2016, Wawrinka has decided to skip this year's Grand Slam in New York citing health situation in the city. He, however, is expected to play at Roland Garros from September 27.