MARINE CORPS BASE HAWAII - President Barack Obama and first lady Michelle Obama greet Marines and their family members during a Christmas Day visit to Anderson Hall Dining Facility, Dec. 25. The President and his wife spent time with Marines, sailors, civilians, retirees and community members aboard Marine Corps Base Hawaii. (Official U.S. Marine Corps photo by Lance Cpl. Nathan Knapke) - MARINE CORPS BASE HAWAII - President Barack Obama and first lady Michelle Obama greet Marines and their family members during a Christmas Day visit to Anderson Hall Dining Facility, Dec. 25. The President and his wife spent time with Marines, sailors, civilians, retirees and community members aboard Marine Corps Base Hawaii. (Official U.S. Marine Corps photo by Lance Cpl. Nathan Knapke)