News is breaking fast on this. A man swimming early this morning at Solana Beach was attacked by a large shark. Witnesses say the man’s legs were severed below the knees, resulting in tremendous blood loss and death prior to the emergency teams arrival. Lifeguards have closed the beaches from the north end of Del Mar to Cardiff.
UPDATE: The swimmer has been identified as David Martin, 66, a retired Solana Beach veterinarian and triathlete. “He died doing what he liked,” said his son Jeff Martin, “surrounded by friends, in a place he loved.” Sign On San Diego.com has complete details.