Trea Turner became the first player in MLB history to hit a walk-off grand slam in back-to-back games, leading the Nationals to a 10-7 victory over the Marlins on July 25, 2017. Turner's historic blast came off Marlins reliever Junichi Tazawa, capping off a wild ninth inning that saw the Nationals erase a two-run deficit with two outs. The Nationals improved to 58-46 with the win.