No hill too steep

The Red Sox' rally from a seven-run deficit was the second-biggest comeback in postseason history and the largest in 79 years.

1929 World Series, Game 4: A's trailed Cubs, 8-0, in seventh; A's won, 10-8 What happened: Al Simmons's leadoff HR, Mule Haas's inside-the-park three-run HR highlighted a 10-run seventh that enabled the A's to take control of the series.

2008 ALCS, Game 5: Red Sox trailed Rays, 7-0, in seventh; Red Sox won, 8-7 What happened: Nine outs from elimination, J.D. Drew comes up big twice with a two-run HR in the eighth and a walkoff single to right in the ninth.

1956 World Series, Game 2: Dodgers trailed Yankees, 6-0, in second; Dodgers won, 13-8 What happened: Brooklyn instantly closed the gap with six runs in the second to knock out Don Larsen, who would throw a perfect game in his next start.

1996 World Series, Game 4: Yankees trailed Braves, 6-0, in sixth; Yankees won, 8-6, in 10 What happened: In danger of falling behind, three games to one, the Yankees chipped away with three in the sixth and tied it on Jim Leyritz's three-run HR in the eighth.