Dallas Cowboys running back Lance Dunbar (25) will serve as the third down back in 2015.
Dallas Cowboys running back Lance Dunbar (25) will serve as the third down back in 2015. Max Faulkner Star-Telegram
Dallas Cowboys running back Lance Dunbar (25) will serve as the third down back in 2015. Max Faulkner Star-Telegram

Here’s a start: Lance Dunbar has a defined role as the third down back

September 09, 2015 01:34 PM

UPDATED September 09, 2015 04:38 PM

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