Obama Vacation

President Barack Obama, first lady Michelle Obama, and their daughters Malia and Sasha arrive for Christmas service at the Kaneohe bay Chapel on Marine Corps Base Hawaii, Sunday, Dec. 25, 2011, in Kaneohe, Hawaii. (AP Photo/Carolyn Kaster)

President Barack Obama, first lady Michelle Obama and their daughters Malia and Sasha arrive to attend Christmas service at the Kaneohe bay Chapel on Marine Corps Base Hawaii, Sunday, Dec. 25, 2011, in Kaneohe, Hawaii. (AP Photo/Carolyn Kaster)

President Barack Obama holds 1 month old Adeline Valentina Hernandez Whitney as first lady Michelle Obama stands center as he is photographed by Adeline's father William Whitney during a visit to members of the military during Christmas dinner at Anderson Hall on Marine Corps Base Hawaii , Sunday, Dec. 25, 2011, in Kaneohe, Hawaii. (AP Photo/Carolyn Kaster)

Hikers climb the Lanikai Pillboxes trail, Monday, Dec. 26, 2011, in Lanikai, Hawaii. The Obamas spent about an hour hiking the Lanikai Pillboxes, which takes visitors to old military pillboxes, or bunkers. The picturesque hike offers views of Kailua Beach, where the Obamas are staying at a multimillion dollar rental. (AP Photo/Carolyn Kaster)

President Barack Obama holding hands with his daughters Malia, left, and Sasha, right, leave Sea Life Park, a marine wildlife park, with family friends including Marty Nesbitt in the yellow shirt and green shorts, Tuesday, Dec. 27, 2011, in Waimanalo, Hawaii. (AP Photo/Carolyn Kaster)

President Barack Obama holds hands with his daughters Malia, left, and Sasha, right, as they leave Sea Life Park, a marine wildlife park, with family friends, Tuesday, Dec. 27, 2011, in Waimanalo, Hawaii. (AP Photo/Carolyn Kaster)

President Barack Obama holding hands with his daughters Malia, left, and Sasha, right, leave Sea Life Park, a marine wildlife park, with family friends including Marty Nesbitt, rear right, Tuesday, Dec. 27, 2011, in Waimanalo, Hawaii. (AP Photo/Carolyn Kaster)

President Barack Obama, holding hands with his daughter Sasha, leaves Sea Life Park, a marine wildlife park, with family friends including Marty Nesbitt, third right, Tuesday, Dec. 27, 2011, in Waimanalo, Hawaii. (AP Photo/Carolyn Kaster)