Pedro Alvarez struck with a massive home run into the Allegheny to tie the game. (Photo credit: David Hague)

The Pirates took full advantage of baseball's worst team in their 5-4 comeback win Friday night, capitalizing on a pair of homer-ready fastballs and two Astros errors in right field.

Pedro Alvarez pulverized a first-pitch fastball served up by a Quad-A pitcher with a 6.00 ERA to tie the score in the 8th. Then Russell Martin popped up a ball that had "extra innings" all over it, until a rookie and a utility player collided in right to gift the Bucs (25-17) a walkoff error. The surprisingly loud contingent of 29,743 at PNC Park certainly played a factor in the Astros' (11-31) bad-news mishap to end the game.

"We got really lucky," Martin said. "It definitely feels like they p...

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