the teen had a really powerful finish to overcome his rivals including american kiran smith to win the thrilling finale. look at that emotion, the teen overcome with what he's achieved, he can't believe it. incredible when you consider he had the 16th, yes, the 16th best time going into these olympics, alison. quite incredible. >> i feel his excitement. it really was a busy sunday. but another reminder about the very clear and present reality of covid-19 at these games, what can you tell us? >> yeah, it's important. we do have to keep reflecting on this because it's ever present, alison. the covid-19 and the reality of it. once again, another athlete has been impacted by the ongoing global coronavirus. in this case it's the american golfing superstar, a huge name in the world of golf, bryson dechambeau. according to a statement from usa golf, the 27-year-old californian testing positive for covid as part of the final testing protocol before he left the u.s. for japan. his replacement's going to be patrick reed. dechambeau, who won last year's u.s. open at winged foot in new york, he's