Ahmad Bradshaw healing well?

On paper, the Indianapolis Colts have a promising backfield with Trent Richardson, Vick Ballard and Ahmad Bradshaw in the mix. Realistically, though, all three of them have serious concerns. Will Richardson live up to the hype of being a first-rounder who was traded for a first-round pick? Will Ballard return to form after ACL surgery? Will Bradshaw recover from his neck surgery?