Coast Guard Air Station Barbers Point MH-65 Dolphin helicopter File photo HONOLULU — The Coast Guard is searching for a possible person in the water in the vicinity of Champagne Ponds, Big Island, Hawai’i, Sunday. Missing is 31-year-old Logan Whitfield of Canada. Whitfield is described at 5’10”, 170 lbs, with short black hair and a goatee. He was last seen wearing black swim trunks, a black...