Biden supports cease-fire as deadly Israel-Hamas attacks intensify
03:04Israel says it is targeting a network of tunnels that Hamas has used to launch more than 3,300 rockets at Israel in the last week. Gaza has no air defense systems or bomb shelters, with people huddling in UN-run schools. President Biden told Israel's Prime Minister Benjamin Netanyahu that he supports a cease-fire. NBC News' Richard Engel reports from Tel Aviv and Andrea Mitchell from Washington.
