Israel, Hezbollah trade strikes, U.S. sending more troops to Middle East

Officials in Lebanon say more than 500 people have been killed, and thousands are injured, after the deadliest day of fighting between Israel and Hezbollah since 2006. CBS News’ Chris Livesay reports, and CBS News senior White House correspondent Weijia Jiang has more on the Biden administration’s reactions to escalating tensions in the Middle East.