... stronger center, the Miami Dolphins signed center Jake Grove to a five-year, $29 million contract last offseason.

Despite playing in just 12 games, Grove was the second-most productive run-blocking center in the National Football League in 2009, trailing only the New York Jets' Nick Mangold.

Nevertheless, the Dolphins have said that Grove won't be handed the starting job in 2010, due in large part to the great play of backup Joe Berger.

A former Dolphin and Dallas Cowboys, Berger was brought in last year as a versatile backup interior lineman. Despite starting just six of 16 games, Berger ranked as the 12th best center in the NFL.

While both players were highly productive in 2009, I don't consider this ...

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