I'd give Murray another shot. Phi run def isn't spectacular and Murray will once again be the workhorse. STL will be playing from behind all game, although Jackson will still be involved. Go Murray for med risk/high reward or Jackson for low risk/med reward.
1QB, 2RB, 2WR, 1 WR/TE, K, DEF
Standard 12-Man Auction League
QB - C. Newton, J. Flacco
RB - R. Rice, M. Jones-Drew, M. Tolbert, C.J. Spiller, D. Karim
WR - L. Fitzgerald, W. Welker, J. Graham, L. Moore
K - S. Gostkowski
DEF - Jets, Titans