Check out NBCOlympics.com’s full preview for day six of tennis at the 2016 Rio Olympic Games:
11:00 AM
Keys took just an hour to finish her match. She won 6-3, 6-1 against Russian opponent Daria Kasatkina.
Onto the semifinals.
Steve Johnson is ahead 3-1 in the second set of his singles match against Russian opponent Evgeny Donskoy, having won the first set 6-1.
10:40 AM
On court 1, the United States’ Madison Keys ripped a 5-0 lead in the first set before giving up a number of games. She ultimately won the set 6-0.