>> having a handcuff key is mainly for my defense, you know? >> having a handcuff key is not really unusual, but sometimes it's necessary. theoretically speaking, you know? >> serving a 21 year sentence for armed robbery, says this isn't the first time he's received a dr during his time in prison. >> i have possession of a weapon dr, possession of a hand cuff key. several disrespects. a couple fighting drs. >> he was already in the close management unit when he was caught with the cuff key.