The 2 A.M. Call

At 2:14 on a Tuesday morning, David Marsh's phone buzzed on the nightstand in his apartment in Columbus, Ohio. Half-asleep, he silenced it — probably a robocall. Four minutes later, it buzzed again. He flipped it face-down. When it rang a third time, his wife Ellen sat up and said, "David, answer it. Someone is trying to reach you." It was St.…