. >> supermodel michelle bundchen walks down, and they lit the 2016 rio summer games. team usa led by michael phelps. >> being my fifth olympics, it's an honor and dream come true. >> reporter: the dream that shifts to reality and the rigs of competition. basketball and swimming and beach volleyball part of the action today as americans begin a quest for gold in rio. you know, men's arching in the team's quarterfinals. this is the bow they'll use, a style bow, a 30 pound pull, they use a 50, i'm not manly enough for that. shooting from 77 yards away. the center of the target, i call it a bull's eye. they looked down on me. it's called the ten ring. they try to hit that, and could this afternoon bring home what would be the first medal for team usa at these games? should be app exciting and very important day for the american team. michelle? >> awesome. well, you just need the arrow now. you got the right gear. thank you, jay. of course, we hear a lot about the olympic spirit this month. brazilian marathoner who lit the caldron is a shining example of the 2004 olympics