Swiss professional tennis player Stan Wawrinka has defeated Philipp Kohlschreiber 7-5, 6-3 in the Round of 32 of the BNP Paribas Open tournament on Monday. Wawrinka, in the Round of 16, will face Japan’s Yoshihito Nishioka, who won against Czech player Tomas Berdych 1-6, 7-6(5), 6-4 in the third round.