I might consider putting Parker as your number 2 RB and benching hightower. I would definitely pick up santana moss at this point. Their offense is terrible right now, but he looked good against the improving lions. I would probably drop your second defense for moss. Good luck.
10 team yahoo standard 2 qb keeper league
QBS- Rivers, Ryan, Grossman
WRS- Roddy, VJax, Santana Moss, Lance Moore
RBS- D Will, Knowshon, Fred Jackson, Mcgahee, Sproles, PT