2018 Nitto ATP FINALS Novak Djokovic (SRB) RECEIVES THE 2018 YEAR-END ATP WORLD TOUR NO.1 TROPHY Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2018 Nitto ATP FINALS Novak Djokovic (SRB) defeated John Isner (USA) 64 63 Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2018 Nitto ATP FINALS Novak Djokovic (SRB) defeated John Isner (USA) 64 63 Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2018 Nitto ATP FINALS Kevin Anderson (RSA) defeated Dominic Thiem (AUT) 63 76 (10) Photo © Ray Giubilo This image may not be reproduced or sold to third parties.

2018 Nitto ATP FINALS Kevin Anderson (RSA) defeated Dominic Thiem (AUT) 63 76 (10) Photo © Ray Giubilo This image may not be reproduced or sold to third parties.