President Barack Obama is golfing on his first day of vacation. Obama, typically an early riser, got a late start, staying at the home until early afternoon, when he headed to the golf course at a nearby Marine Corps base. Joining Obama for the round of golf were Sam Kass, the White House chef; Marvin Nicholson, Obama's trip director and a frequent golf partner; and childhood friend Bobby Titcomb, the White House said. The presidential motorcade left his Kailua vacation home and arrived at Marine Corps Base Hawaii at about 1:10 p.m. Obama, in white golf shirt, hat and sunglasses,...