Mar 17, 2017; Indian Wells, CA, USA; Jack Sock (USA) does a dance as he celebrates at match point as he defeated Kei Nishikori (JPN) in his quarter final match at the BNP Paribas Open at the Indian Wells Tennis Garden. Mandatory Credit: Jayne Kamin-Oncea-USA TODAY Sports
(Reuters) - Jack Sock celebrated a pair of firsts on Friday by powering past fourth seed Kei Nishikori 6-3 2-6 6-2 to book a date with Roger Federer in the semi-finals of the BNP Paribas Open in Indian Wells, California.
Relying on his big serve and blistering forehand, the 17th-seeded American finally reached a Masters 1000 semi-final in his 28th appearance and notched his first ever victory against a top-five opponent in eight attempts.
