J.D. Martinez blew a 3-1 advantage, to deep right center field, with the bases loaded and nobody out.
His grand slam in the bottom of the seventh inning, on a 3-1 pitch, put the Tigers ahead 8-7, after surrendering the lead in the seven-run third inning.
It was the second home run of the game for Martinez. He hit a solo homer in the bottom of the third.
The next three Tigers went down in order, but after seven they have a one-run lead.
7th-Inning Stretch: O's 7, Tigers 4
The Tigers are down 7-4 at the Seventh-Inning Stretch.