Sock continues season-ending run with trip to London semifinals
Making the most of his last-minute trip to London, Jack Sock booked a place in the semis of the World Tour Finals when he ousted Alexander Zverev 6-4, 1-6, 6-4 in a virtual quarterfinal contest on Thursday night. The American improved to 2-1 this week and earned the second spot out of Group B by prevailing in one hour and 53 minutes. […]