Travel December 5, 2021 9:21 pm U.S. Tightens Travel Testing Requirements New COVID-19 travel restrictions will go into effect in a matter of hours amid the spread of the Omicron variant. Anoushah Rasta reports for the NBC4 News on Dec. 5, 2021. US & World Videos 2:38 Why USC wants foreign students to return to campus by Jan. 13 2:36 Canyon Crest Fire spreads in Riverside County 1:37 Dodgers players answer how they can win the World Series against the Yankees 4:52 Southern California man with silicosis awarded $52M 2:39 Future Olympic gymnasts root for Team USA from Long Beach
