Tearful Gauff dumped out of Olympics after on-court row as Nadal returns

As temperatures rocketed in the French capital, officials activated a heat protocol, allowing a 10-minute break between the second and third sets. In the first match on Court Philippe-Chatrier, Vekic shocked Gauff 7-6 (9/7), 6-2 to reach the quarter-finals but the match was overshadowed by a lengthy row between the US Open champion and the chair umpire. Gauff, the flag-bearer for the United States at the Olympic opening ceremony alongside LeBron James, made a fast start but squandered three set...