Colts quarterback Peyton Manning already has missed eight games after a pair of neck surgeries. Itís still unknown whether heíll miss eight more. Or even more than that.Manning made on Tuesday an unexpected appearance in the teamís locker room. And he said heís got more healing to do before he can practice or play.ďWeíre still waiting for the fusion to take place, itís still going slow and we still have some issues with the regeneration of the nerve,Ē Manning said, according to the Associated Press. ďI still have some restrictions.Ē