I'd start Tate and Blount and keep Johnson for the potential shootout with NE.
QB: M. Stafford, T. Pryor
RB: J. Charles, Chris Johnson, D. Sproles, Ben Tate, Willis McGahee
WR:J. Nelson, A. Boldin, J. Gordon, P. Harvin, H. Douglas, T. Williams
TE: J. Witten, J. Cameron
K: G. Hartley