Manning will become a free agent the minute he is released

Plenty of you have asked for an explanation of Peyton Manning’s status once, as expected, the Colts release him on Wednesday. It’s simple.  He’ll be an unrestricted free agent. Although free agency officially opens next Tuesday at 4:00 p.m. ET, that applies only to players whose contracts expire then, like Colts receiver Reggie Wayne. Actually,…