How to Watch Simone Biles, Katie Ledecky, Other Olympic Athletes Tonight

Here are some highlights of U.S. broadcast coverage for Tuesday night and overnight, including men’s rugby sevens semifinals, women’s gymnastics team finals and swimming. All times are Eastern.

ROWING It’s a big night for rowing, with gold medals on the line. Events begin at 7:10 p.m., starting with the men’s and women’s double scull finals. Later in the evening, Kristina Wagner and Genevra Stone of Team U.S.A. will compete for gold against five other countries. The men’s four crew will also compete for a medal. For coverage, tune into

GYMNASTICS The United States tries to maintain its global dominance as it faces off against seven countries, including Russia, in the women’s gymnastics team final. A replay of the event will be aired on NBC Primetime, starting at 8 p.m.

SWIMMING Starting at 9:30 p.m., NBC Primetime will broadcast some of the most anticipated swimming competitions, including the 200-meter freestyle, where Katie Ledecky of Team U.S.A. will once again be challenged by Ariarne Titmus of Australia, who beat her at 400 meters. Other gold-medal events on deck are the women’s 200-meter individual medley and the men’s 200-meter butterfly.

RUGBY CNBC will air the semifinal games of men’s rugby sevens, with New Zealand taking on Britain at 10 p.m. and Fiji, the defending champion after earning the country its first gold medal, at the 2016 Rio Games, facing off against Argentina at 10:30.

BASEBALL Japan’s enthusiasm for the sport helped bring it back to the Olympics for the first time since 2008. The home team plays the Dominican Republic on starting at 11 p.m.

SAILING Team U.S.A.’s Farrah Hall will compete against 26 others in race number seven of windsurfing’s opening series. The event can be streamed on starting at 11:15 p.m., with more races to follow.

BASKETBALL The men’s team will take on Iran at 12:40 a.m. on NBC Sports Network.

WATER POLO The women’s team plays Hungary at 1 a.m., airing on NBC.

DIVING Andrew Capobianco and Michael Hixon of Team U.S.A. will compete for gold in the men’s synchronized 3-meter springboard event at 2 a.m. on the USA Network.