President Barack Obama flashes the shaka sign while posing for photos with newly commissioned officer Jennifer Proctor (C) and her father Col James Proctor, retired US Army, on May 18, 2011 during commencement at United States Coast Guard Academy's Cadet Memorial Field in New London, Connecticut. Obama and Proctor both attended the same high school in Honolulu. The shaka sign is a common greeting in Hawaii and is used to convey notions such as "All Right!" and "cool". (AP Photo/Charles Dharapak)
