Obama, Cameron tee off at exclusive golf course

By Roberta Rampton WATFORD, England (Reuters) - U.S. President Barack Obama played a round of golf with British Prime Minister David Cameron at an exclusive course north of London on Saturday, making time in a busy overseas travel schedule for his favourite weekend pastime. The game at The Grove, a resort that is due to host the British Masters tournament later this year, is a sign of the close personal relationship between the two leaders: Obama rarely mixes business with his preferred way to t