KAILUA, HAWAII - DECEMBER 28:(AFP OUT)A Honolulu City & County ambulance leave the neighbourhood where U.S. President Barack Obama and his family are staying during their vacation on December 28, 2009 in Kailua, Hawaii. Obama ended a round of golf earlier and returned to the vacation rental after hearing about an incident at the vacation home. It's reported the Obama family are fine and that a friend had a minor injury. (Photo by Kent Nishimura/Getty Images)