being able to go out there and being able to physically hand the baton off, it was a really special moment that i m grateful for. reporter: and it was gold for the u.s. men s basketball team, too. kevin durant with 29 points, leading team usa to it s fourth straight olympic title. this is one of those special journeys that it s just hard to it s just hard to describe. reporter: felix and durant both veteran champions. but rookie marathoner molly siedel also taking home a medal. olympics only happens once every four years, you might as well take your shot. reporter: she captured bronze in her third marathon ever. the u.s. men also won their 4 by 400 relay, which means the u.s. has 108 medals. that s the most of any country. but china does have 38 golds, two more than the states. still another day of events left. team usa making us proud. james longman for us, thank you. there is much more ahead on world news tonight this saturday. the apocalyptic new video from ragin