2017 Nitto ATP FINALS Marin Cilic (CRO) vs Alexander Zverev (GER) Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2017 Nitto ATP FINALS Alexander Zverev (GER) defeated Marin Cilic (CRO) 64 36 64 Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2017 Nitto ATP FINALS Alexander Zverev (GER) defeated Marin Cilic (CRO) 64 36 64 Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2017 Nitto ATP FINALS Alexander Zverev (GER) defeated Marin Cilic (CRO) 64 36 64 Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2017 Nitto ATP FINALS Grigor Dimitrov (BUL) defeated David Goffin (BEL) 60 62 Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2017 Nitto ATP FINALS Grigor Dimitrov (BUL) defeated David Goffin (BEL) 60 62 Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2017 Nitto ATP FINALS Grigor Dimitrov (BUL) defeated David Goffin (BEL) 60 62 Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2017 Nitto ATP FINALS Grigor Dimitrov (BUL) defeated David Goffin (BEL) 60 62 Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2017 Nitto ATP FINALS Grigor Dimitrov (BUL) defeated David Goffin (BEL) 60 62 Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2017 Nitto ATP FINALS Grigor Dimitrov (BUL) defeated David Goffin (BEL) 60 62 Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2017 Nitto ATP FINALS Roger Federer (SUI) defeated Marin Cilic (CRO) 67(5) 64 61 Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2017 Nitto ATP FINALS Dominic Thiem (AUT) Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2017 Nitto ATP FINALS Dominic Thiem (AUT) Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2017 Nitto ATP FINALS Semifinal David Goffin (BEL) defeated Roger Federer (SUI) 26 63 64 Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2017 Nitto ATP FINALS Semifinal David Goffin (BEL) defeated Roger Federer (SUI) 26 63 64 Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2017 Nitto ATP FINALS Denis Shapovalov (CAN) was presented on court with the ATP Star of Tomorrow Award presented by Emirates and the Most Improved Player Award. The ATP Star of Tomorrow Award is awarded to the youngest player in the Top 100 of the Emirates ATP Rankings as of 6 November. Photo © Ray Giubilo This image may not be reproduced or sold to third parties.