Neither are going to be ready by opening day to contribute in any major way. ACL tears take almost 2 years to heal.
We don't need to pick up another vet RB and from the looks of things we won't. We resigned Stecker for a reason. Only 3 RB's are active on gameday. You know Stecker, Bush, and Thomas are pretty much locked in right now as those 3. Deuce may get activated later in the season.