NEW YORK -- Jack Sock, a 22-year-old American, is the latest victim of the heat wave that has gripped the 2015 US Open. In a dramatic moment that shook the overflow Grandstand crowd, Sock collapsed on ...

While the Miami Open inches closer to crowning its champions in Florida, the PPA Tour hosts its own tournament across the country in St. George, Utah. The Red Rock Open has already seen Jack Sock ...

Former ATP players John Isner, Sam Querrey, Steve Johnson and Jack Sock analysed Novak Djokovic’s chances of reaching the ...

PARIS (AP) — The Latest on the French Open (all times local): 7:20 p.m. Jack Sock is that rare American tennis pro these days who professes to love playing on red clay, and he took the initial step ...

Bill Ackman, an outspoken 59-year-old financier, competed in a professional tournament. By Jesse McKinley Several players have broken through at the Paris Masters recently to win their first top-tier ...

INDIAN WELLS, Calif. (AP) — Jack Sock is getting quite the workout at the BNP Paribas Open, with all four of his matches stretching to three sets on his way to the semifinals. The 24-year-old American ...

Austrian Dominic Thiem defeated Lincoln native Jack Sock 6-4, 6-3 in the third round of the Miami Open tennis tournament Sunday. The 21-year-old Thiem broke Sock’s ...