Allyson Felix

What to Watch: Rio Olympics Day 10

One of the most grueling events in track cycling begins on Day 10. The Omnium, with its six races being held over two days, tests riders’ ve…

Olympics: Track and Field

Top moments from Day 9 at Rio Olympics

RIO (NBC) — Day 9 in Rio saw Usain Bolt three-peat as 100m champion. It saw Simone Biles vault for her third gold of the Games. It saw Andy …