U.S. officials worried attacks on Israel can escalate beyond a regional conflict

MSNBC delivers breaking news, in-depth analysis of politics headlines, as well as commentary and informed perspectives. Find video clips and segments from The Rachel Maddow Show, Morning Joe, The Beat with Ari Melber, Deadline: White House, The ReidOut, All In, Last Word, 11th Hour, and Alex Wagner who brings her breadth of reporting experience to MSNBC primetime. Watch "Alex Wagner Tonight" Tuesday through Friday at 9pm Eastern.U.S. officials are worried the attacks on Israel by Hamas could escalate into a regional war, NBC News' Richard Engel reports on the stakes of a full-scale ground war and how Iran could try to capitalize on the volatility.