Novak Djokovic July 29, 2021 9:57 am Djokovic To Play in Two Semifinals on Friday Novak Djokovic will be playing in two semifinals matches Friday as Olympic tennis enters its final weekend. US & World Videos 2:59 Hottest day of the week with early morning showers possible 2:04 ‘First step should be creating more resources.' More reaction to city's plan to remove Kensington encampment 1:45 Tensions rose at the Penn pro-Palestinian encampment and 12 students have been disciplined by university 0:49 2024 NHL Draft lottery results 0:40 Watch: Police dog tracks and finds missing 85-year-old woman in Colorado