(01 of20)
Open Image ModalMilos Raonic of Canada makes a forehand return to Novak Djokovic of Serbia during their quarterfinal match at the Australian Open tennis championship in Melbourne, Australia, Wednesday, Jan. 28, 2015. (AP Photo/Andy Brownbill) (credit:ASSOCIATED PRESS)
(02 of20)
Open Image ModalMilos Raonic of Canada serves to Novak Djokovic of Serbia during their quarterfinal match at the Australian Open tennis championship in Melbourne, Australia, Wednesday, Jan. 28, 2015. (AP Photo/Bernat Armangue) (credit:ASSOCIATED PRESS)
(03 of20)
Open Image ModalMilos Raonic of Canada makes a backhand return to Novak Djokovic of Serbia during their quarterfinal match at the Australian Open tennis championship in Melbourne, Australia, Wednesday, Jan. 28, 2015. (AP Photo/Andy Brownbill) (credit:ASSOCIATED PRESS)
(04 of20)
Open Image ModalMilos Raonic of Canada chases down a shot to Novak Djokovic of Serbia during their quarterfinal match at the Australian Open tennis championship in Melbourne, Australia, Wednesday, Jan. 28, 2015. (AP Photo/Bernat Armangue) (credit:ASSOCIATED PRESS)
(05 of20)
Open Image ModalMELBOURNE, AUSTRALIA - JANUARY 26: Milos Raonic of Canada signs a Canadian flag after winning his fourth round match against Feliciano Lopez during day eight of the 2015 Australian Open at Melbourne Park on January 26, 2015 in Melbourne, Australia. (Photo by Michael Dodge/Getty Images) (credit:Michael Dodge via Getty Images)
(06 of20)
Open Image ModalMELBOURNE, AUSTRALIA - JANUARY 26: Milos Raonic of Canada serves in his fourth round match against Feliciano Lopez during day eight of the 2015 Australian Open at Melbourne Park on January 26, 2015 in Melbourne, Australia. (Photo by Michael Dodge/Getty Images) (credit:Michael Dodge via Getty Images)
(07 of20)
Open Image ModalMELBOURNE, AUSTRALIA - JANUARY 26: Milos Raonic of Canada serves in his fourth round match against Feliciano Lopez during day eight of the 2015 Australian Open at Melbourne Park on January 26, 2015 in Melbourne, Australia. (Photo by Michael Dodge/Getty Images) (credit:Michael Dodge via Getty Images)
(08 of20)
Open Image ModalCanada\'s Milos Raonic plays a shot during his men\'s singles match against Spain\'s Feliciano Lopez on day eight of the 2015 Australian Open tennis tournament in Melbourne on January 26, 2015. AFP PHOTO / GREG WOOD-- IMAGE RESTRICTED TO EDITORIAL USE - STRICTLY NO COMMERCIAL USE (Photo credit should read GREG WOOD/AFP/Getty Images) (credit:GREG WOOD via Getty Images)
(09 of20)
Open Image ModalMilos Raonic of Canada takes a selfie for fans after defeating Illya Marchenko of Ukraine during their first round match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 20, 2015. (AP Photo/Bernat Armangue) (credit:ASSOCIATED PRESS)
(10 of20)
Open Image ModalMilos Raonic of Canada eyes on the ball for a shot to Illya Marchenko of Ukraine during their first round match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 20, 2015. (AP Photo/Bernat Armangue) (credit:ASSOCIATED PRESS)
(11 of20)
Open Image ModalMilos Raonic of Canada serves to Illya Marchenko of Ukraine during their first round match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 20, 2015. (AP Photo/Bernat Armangue) (credit:ASSOCIATED PRESS)
(12 of20)
Open Image ModalMilos Raonic of Canada serves to Illya Marchenko of Ukraine during their first round match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 20, 2015. (AP Photo/Bernat Armangue) (credit:ASSOCIATED PRESS)
(13 of20)
Open Image ModalMilos Raonic of Canada waves after defeating Benjamin Becker of Germany in their third round match at the Australian Open tennis championship in Melbourne, Australia, Saturday, Jan. 24, 2015. (AP Photo/Vincent Thian) (credit:ASSOCIATED PRESS)
(14 of20)
Open Image ModalMilos Raonic of Canada serves to Benjamin Becker of Germany during their third round match at the Australian Open tennis championship in Melbourne, Australia, Saturday, Jan. 24, 2015. (AP Photo/Vincent Thian) (credit:ASSOCIATED PRESS)
(15 of20)
Open Image ModalMilos Raonic of Canada signs autographs for fans after defeating Donald Young of the U.S. during their second round match at the Australian Open tennis championship in Melbourne, Australia, Thursday, Jan. 22, 2015. (AP Photo/Lee Jin-man) (credit:ASSOCIATED PRESS)
Australian Open Tennis(16 of20)
Open Image ModalMilos Raonic of Canada serves to Benjamin Becker of Germany during their third round match at the Australian Open tennis championship in Melbourne, Australia, Saturday, Jan. 24, 2015. (AP Photo/Vincent Thian) (credit:ASSOCIATED PRESS)
(17 of20)
Open Image ModalMilos Raonic of Canada chases down a shot to Illya Marchenko of Ukraine during their first round match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 20, 2015. (AP Photo/Bernat Armangue) (credit:ASSOCIATED PRESS)
(18 of20)
Open Image ModalIllya Marchenko of Ukraine chases down a shot to Milos Raonic of Canada during their first round match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 20, 2015. (AP Photo/Bernat Armangue) (credit:ASSOCIATED PRESS)
(19 of20)
Open Image ModalMilos Raonic of Canada speaks during a press conference at the Australian Open tennis championship in Melbourne, Australia, Sunday, Jan. 18, 2015. (AP Photo/Vincent Thian) (credit:ASSOCIATED PRESS)
(20 of20)
Open Image ModalMilos Raonic of Canada speaks during a press conference at the Australian Open tennis championship in Melbourne, Australia, Sunday, Jan. 18, 2015. (AP Photo/Vincent Thian) (credit:ASSOCIATED PRESS)