Coming off a physical win over the Ravens, the Steelers suffered injury attrition that includes three players currently in the concussion protocol and two defensive starters with lower leg injuries.

First-round rookie Derrick Harmon missed the last two games with a knee injury, but Mike Tomlin is hopeful the defensive tackle can return to play against another elite running back on Monday night when the Steelers host the Miami Dolphins.

"Derrick Harmon will be limited at the early portions of the week, and we'll let the amount of participation and how quickly it picks up and the quality of that participation as we go through the week to determine whether or not he's available," said Tomlin. "Certainly excited about additional day as it person pertains to him."

Having faced the two rushin

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