A kiteboarder pulled from the water in Eastham on Saturday has died, officials said. Crews responding to a report of an unconscious person at First Encounter Beach around 9:45 a.m. found bystanders performing CPR on the person, officials said. Due to the location, Eastham police and fire units entered the water and swam to the victim before taking over CPR and returning the person to shore. The victim was taken to Cape Cod Hospital, where they w…