... two or three reliable running backs who could take a hand-off and move downfield.

The overwhelming success of duos such as Peterson/Taylor, Johnson/White, Tomlinson/Sproles, and Carolina's Williams/Stewart led to this trend and sent teams looking for deep backfields.

However, with a handful of running back trades and releases this offseason, the committees from the past few seasons may no longer find the same success.

The Vikings lost Chester Taylor, who signed with the Bears. AP will probably get the majority of the carries, but there is still the chance of rookie Toby Gearhart taking Taylor's spot and getting a fair share of the workload.

The Titans owed much of their successful 2008 campaign to their run game con...

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