Report: Steelers think Brett Keisel has torn triceps

One of the Steelers’ core defensive players for more than a decade could be lost for the season. Defensive end Brett Keisel is thought to have suffered a torn triceps in Sunday’s loss to New Orleans, Ian Rapoport of NFL Media reported. Keisel is slated to undergo an MRI, Rapoport reported. The 36-year-old Keisel has…