Gibson struck out 10 and walked three batters while helping his team at the plate with three RBIs .
On Saturday , August 14 , 1971 , Gibson no - hit the Pittsburgh Pirates for an 11 - 0 win at Three Rivers Stadium .
Gibson struck out 10 and walked three batters while helping his team at the plate with three RBIs .
On Saturday , August 14 , 1971 , Gibson no - hit the Pittsburgh Pirates for an 11 - 0 win at Three Rivers Stadium .