KAILUA, Hawaii (Reuters) - Vacationing President Barack Obama interrupted a golf game on Monday and sped back to his holiday house after the child of friends was hurt in a beach accident. Obama, on vacation in the island state where he grew up, raced home in his motorcade in a bit of high drama shortly after arriving at a lush golf course for an afternoon game. The child, identified by the White House as the son of Obama's friends Eric and Cheryl Whitaker, is now well and did not require stitches as first suggested, an official said. "Eric and Cheryl...