Zimmer notched a fifth-place performance at the Tennessee River Rumble held at WindRiver Golf Club in Lenoir, Tenn. The junior was 1-under par for the tournament and was three strokes shy of the overall leader with three-round score of 215 (73-71-72). Zimmer registered 12 birdies in the 54-hole event to help Union place third out of 20 teams. He finished the tournament tied with teammate Gary Campbell.