Novak Djokovic must be the luckiest tennis player in the world: he has benefited from a withdrawal (Jiry Vesely) and two retirements (Mikhail Youzhny and Jo-Wilfried Tsonga) to reach the semifinals of the 2016 US Open. He faces Gaël Monfils today for a place in the final.

A few pictures from Novak at practice last Friday:

Photo credit: @justdjoking

Read more:
– Novak Djokovic 2016 US Open outfit
– Novak Djokovic advances to the third round of the 2016 US Open