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The National Basketball Association is a league often dominated by giants, with 7-footers commonplace. But there, among these titans, a smaller breed has quietly thrived. These are the players who are not 7 feet tall. They're not even 6-foot-6. In fact, they are not even an average 5-foot-9. They are the NBA's mightiest of mites, the shortest players in league history. And as several of them showed, heart -- and a little leaping ability -- sometimes means as much as height when it comes to NBA success.