DAVIE, Fla. - The Miami Dolphins are tinkering with their offensive line.
Shelly Smith started Monday's practice at right guard for team drills.
He replaced Dallas Thomas.
Thomas struggled against the Tampa Bay Bucs on Saturday night.
The Dolphins could not run the ball.
In the first half, the Dolphins rushed for -5 yards.
The Fins running back should also receive a boost at running back this week.
Knowshon Moreno is expected to make his Dolphins debut against the Dallas Cowboys on Saturday.
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