Jon Rahm won his first Masters after a long day Sunday in Augusta, that saw some players finish their third round and complete the final round of the tournament. Officials were forced to shut down tournament play during the afternoon. Rahm is the fourth Spaniard to win The Masters. Brooks Koepka and Phil Mickelson finished runner-up, four strokes behind Rahm. The 52-year old Mickelson matched the tournament low score of 65 to become the oldest runner-up in tournament history.