12/26/2012 - President Barack Obama waves as he steps off Air Force One with his family upon arrival at Joint Base Pearl Harbor-Hickam, Hawaii, Dec. 22, 2012. The President and his family are expected to vacation on the island of Oahu through the holiday. (U.S. Air Force photo/Staff Sgt. Mike Meares)

12/26/2012 - Air Force One taxis on the 15th Wing flightline upon arrival at Joint Base Pearl Harbor-Hickam, Hawaii, Dec. 22, 2012. The President and his family are expected to vacation on the island of Oahu through the holiday. (U.S. Air Force photo/Staff Sgt. Nathan Allen)

12/26/2012 - President Barack Obama and his daughter, Sasha, disembark Air Force One upon arrival at Joint Base Pearl Harbor-Hickam, Hawaii, Dec. 22, 2012. The President and his family are expected to vacation on the island of Oahu through the holiday. (U.S. Air Force photo/Staff Sgt. Nathan Allen)

12/26/2012 - The first family is greeted by Adm. Samuel J. Locklear, U.S. Pacific Command commander, and his wife upon their arrival at Joint Base Pearl Harbor-Hickam, Hawaii, Dec. 22, 2012. The President and his family are expected to vacation on the island of Oahu through the holiday. (U.S. Air Force photo/Staff Sgt. Nathan Allen)

12/26/2012 - President Barack Obama and his family arrive at Joint Base Pearl Harbor-Hickam, Hawaii, Dec. 22, 2012. The President and his family are expected to vacation on the island of Oahu through the holiday. (U.S. Air Force photo/Staff Sgt. Mike Meares)

12/26/2012 - Master Sgt. Rebecca Pash, 647th Security Forces Squadron, provides security during the arrival of President Barack Obama and Air Force One Dec. 22, 2012 at Joint Base Pearl Harbor-Hickam, Hawaii. The President and his family are expected to vacation on the island of Oahu through the holiday. (U.S. Air Force photo/Staff Sgt. Mike Meares)