Rio Olympics: What to Watch on Day 16 — Men's Basketball Final Closes Out Action

The 16th and last day of the Rio Olympics will wrap up with volleyball and basketball finals, before the Games come to an end at the closing ceremony. Here's the big stuff you should keep an eye out for on Sunday, Aug. 21 (all times ET).

All events are live-streamed at NBCOlympics.com. Find out all the ways to watch the Olympics here.

Rio Olympics: Stars to watch

Basketball, men's gold medal game
When: 2:45 p.m.
The United States will have to go through Serbia to win its third straight gold medal. The bronze medal game between Spain, who won silver at the last two Olympics, and Australia is at 10:30 a.m.

Track and field, men's marathon
When: 8:30 a.m.
The U.S.' best hop is Galen Rupp, who won Olympic trials ahead of teammate and 2004 silver medalist Meb Keflezighi. Kenyan Eliud Kipchoge has posted the best time of the year at 2:03:05. As is customary, the medal ceremony will take place at the closing ceremony.
Boxing, women's middle 75 kilogram
When: 1:00 p.m.
Twenty-one-year-old Claressa Shields, the first American woman to win Olympic gold in boxing, is the favorite to win her second straight title. The bronze medal match is at 8:30 a.m.

Other medal events:
- Volleyball, men's tournament (bronze medal match at 8:30 a.m.; gold medal match at 12:15 p.m.)
- Handball, men's tournament (bronze medal match at 9:30 a.m.; gold medal match at 1:00 p.m.)
- Rhythmic gymnastics, women's team all-around (10:50 a.m.)
- Cycling, men's cross-country (11:30 a.m.)
- Wrestling, men's freestyle 65 kilogram (bronze medal matches at 12:35 p.m.; gold medal match at 12:35 p.m.)
- Boxing, men's fly 52 kilogram (1:15 p.m.)
- Wrestling, men's freestyle 97 kilogram (bronze medal matches at 1:25 p.m.; gold medal match at 1:45 p.m.)
- Boxing, men's light welter 64 kilogram (2:00 p.m.)
- Boxing, men's super heavy over 91 kilogram (2:15 p.m.)