Running back Darren McFadden, left, is very productive when healthy.
Running back Darren McFadden, left, is very productive when healthy. Max Faulkner Star-Telegram
Running back Darren McFadden, left, is very productive when healthy. Max Faulkner Star-Telegram

Time will tell if the Dallas Cowboys’ off-season moves will pay off

July 29, 2015 2:44 PM