Will reaction to Saudi oil attacks 'spiral out of control'?

Airstrikes on Saudi oil facilities over the weekend disrupted markets and increased tensions between the U.S. and Iran. The U.S. blames Tehran for the attacks and has reportedly shared intelligence with Saudi Arabia to back up the assertion. Lisa Desjardins reports, and Judy Woodruff talks to Frederic Wehrey of the Carnegie Endowment for International Peace about the risk of escalation.