July 09, 2013
Greenberg and Joe DiMaggio were among hundreds of players who served during World War II.

Carl Levin and his brother Sandy screamed in delight. Their father thought the house was on fire. Instead, he found his sons running around wildly in excitement. "Greenberg hit a grand slam!"

Greenberg (right) hit .304 with two home runs in the Tigers' World Series win over the Cubs.

John Rosengren is an award-winning author who has written seven books and whose work has appeared in Sports Illustrated and on SI.com, among many other places. To buy his book "The Hero of Heroes," go to www.hankgreenberg.net.

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