Diego Schwartzmann won the annual finals tournament in 2014, but failed to qualify to defend it in 2015, at which sport?
2015 ATP Challenger Tour Finals – Singles Diego Schwartzman was the defending champion, but did not qualify this year.
Windy City Open 2015 The Men's Windy City Open 2015 is the men's edition of the 2015 Windy City Open, which is a PSA World Series event (Prize money : 150 000 $). The event took place at the University Club of Chicago in the United States from 26 February to 4 March. Nick Matthew won his second Windy City Open trophy, beating Mohamed El Shorbagy in the final.