James McCann's 12th-inning single gives Diamondbacks 8-7 win over Pirates after blowing six-run lead

James McCann singled in the winning run in the 12th inning with his fourth hit of the game and the Arizona Diamondbacks held on for an 8-7 win over the Pittsbur...

James McCann singled in the winning run in the 12th inning with his fourth hit of the game and the Arizona Diamondbacks held on for an 8-7 win over the Pittsbur...