22-year - old colt entered rehabilitation program in buffalo on January 28 . spinal concussion signal - conditioning has been there for almost six weeks . Many rehabilitation centers require a minimum of 28 days for treatment . Browns coach Mike Pettine said QB was ' unable ' to get properly done .
22-year-old quarterback entered treatment program in Ohio on January 28 . Cleveland Browns signal-caller has been there for almost six weeks . Many rehabilitation centers require a minimum of 28 days for treatment . Browns coach Mike Pettine said QB was 'resolute ' to get treatment done .