Today's Highlights
NBC Daytime
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Canoe and kayak sprints started at 8 a.m.
The decathlon began. USA's Ashton Eaton tries to become just the third man to repeat as Olympic decathlon champ. Watch the daytime Track & Field events here.
Evan Jager tried to stop the Kenyans in the steeplechase to give the U.S. its first medal in the event since 1984. Â
The US men's volleyball team played Poland in the quarterfinals at 1 p.m.
NBC Primetime
Live coverage includes the women's long jump final featuring world champion Tianna Bartoletta and defending gold medalist Brittney Reese - both from the U.S.
First-time Olympian Torie Bowie competes in the women's 200m and a trio of American women go in the 100m hurdles.
Usain Bolt will run his semifinal heat in the 200m.
Ashton Eaton finishes Day 1 of the decathlon with one of his best events: the 400m.
US men's basketball played Argentina in the quarterfinals at 5:45 p.m.
Taekwondo - 7 p.m. - Watch here.Â
Women's beach volleyball finals - 11 p.m. - Watch here.
Flint's Claressa Shields, the defending gold medalist in the 75 kg category, fights at 1:30 p.m. The fight will air on NBCSNÂ on Wednesday evening, or you can stream it here live.Â
Livestreams
Cable subscribers can stream the Olympics live on mobile devices using these links:Â
WATCH LIVE:Â Primetime coverage starting at 8 p.m.
WATCH LIVE:Â Late-night coverage starting 12:35 a.m.
Here is the full TV schedule for the Olympics.