The man who brought as much value to the position as anyone in football history, Smith is the career rushing leader with 18,355 yards. DeMarco Murray, the guy currently toting the ball for the team Smith helped win three Super Bowls, the Dallas Cowboys, isn't faring too poorly this season. Murray has rushed for at least 100 yards in all eight games, an NFL mark, and is on pace to gain 2,000 yards on the ground. Further proof, Smith says, that the running back is an important cog, even in today's pass-happy NFL.

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