President Barack Obama steps from the Marine One helicopter before boarding Air Force One, Saturday, Nov. 17, 2012, at Andrews Air Force Base, Md., en route to a four-day trip to Thaila

 

              President Barack Obama steps from the Marine One helicopter before boarding Air Force One, Saturday, Nov. 17, 2012, at Andrews Air Force Base, Md., en route to a four-day trip to Thaila
President Barack Obama steps from the Marine One helicopter before boarding Air Force One, Saturday, Nov. 17, 2012, at Andrews Air Force Base, Md., en route to a four-day trip to Thailand, Myanmar and Cambodia, his first trip abroad since June and his fourth trip to Asia. (AP Photo/Carolyn Kaster)