At Chicago, Braves first sacker Johnny Hopp swipes home in the 12th to break a 2 – 2 tie with the Cubs. Boston scores twice more to win, 5 – 2, with Lefty Wallace taking the decision over Ray Prim.

On May 9, 1946 — At Chicago, Braves first sacker Johnny Hopp swipes home in the 12th to break a 2 – 2 tie with the Cubs. Boston scores twice more to win, 5 – 2, with Lefty Wallace taking the decision over Ray Prim.

Source:
Baseball Reference May 9