Photos from matches played at the US Open in Flushing Meadows on Sunday
Summary of sports events and persons who made news on Monday
Frenchman Benoit lost his temper in the third game of the second set when top seed Tsitsipas halted the match to attend to a broken shoe lace.
Roger Federer used a dominant service game to beat Dutchman Robin Haase 6-3, 7-6(5) in Montreal on Saturday, setting up a Rogers Cup final against German Alexander Zverev.
She is the second Swiss player to win the tournament after Martina Hingis won the inaugural edition in 2001.
World No 55 Haase improved to a 2-2 career record against Zverev, including victories in their last two meetings.
The lanky wild card kissed the Montreal court after completing a rousing 3-6, 6-4, 7-6(4) triumph as the 18-year-old became the youngest player to ever reach the quarter-finals of an ATP Masters 1000 event.
Former world number one Serena Williams looked sharp in her return to the hardcourts after a week-long break, soundly defeating Daria Gavrilova 6-1, 6-2 on Monday to advance to the second round of the Cincinnati Masters.
Factbox on Serbia's Novak Djokovic who won his sixth Australian Open men's singles title on Sunday.
Stefanos Tsitsipas pulled off one of the biggest wins of his short but remarkable career by beating Rafael Nadal 6-4 2-6 6-3 on Spanish soil on Saturday to book his place in the Madrid Open final against world number one Novak Djokovic.
India's Leander Paes and his German partner Alexander Zverev went down to the Spanish duo of Feliciano Lopez and Marc Lopez in a men's doubles first round match to bow out of the Cincinnati Open.
Swiss teenager Belinda Bencic capped a brilliant run to the Rogers Cup title on Sunday.
Factbox on Serbia's Novak Djokovic and Great Britain's Andy Murray who will contest his sixth Australian Open men's singles final on Sunday.