Chris Johnson chipped in 16 - 54 - 1 rushing off the bench versus the Bucs .
Chris Johnson mainly performed mop - up duty in Arizona 's 40 - 7 blowout win .
Chris Johnson chipped in 16 - 54 - 1 rushing off the bench versus the Bucs , but he mainly performed mop - up duty in Arizona 's 40 - 7 blowout win .