Israel escalates attacks on civilian infrastructure in southern Lebanon

Israeli forces are intensifying airstrikes and ground operations in southern Lebanon, as well as hitting targets in Beirut neighborhoods. Israeli officials say they're targeting infrastructure and personnel of Hezbollah, an Iran-backed Lebanese militant group. Nabih Bulos, the Middle East bureau chief for the Los Angeles Times, tells The World's Host Carolyn Beeler that Israel's decision to hit bridges in southern Lebanon is a marked escalation.