LONDON — French Open champion Stan Wawrinka has become the fourth player to qualify for the season-ending ATP World Tour Finals in London.
The world number five joins top ranked Novak Djokovic, fellow Swiss Roger Federer and British hope Andy Murray in the elite eight-man field for the November 15-22 tournament.
"I can't wait to return to The O2. I reached the semi-finals the last two years and love playing there. The competition will be very tough as usual but I hope to go further this year," Wawrinka said after setting up a U.