Ex-cop Nouman Raja killed a man. Now this convicted felon faces isolation in a cell as prisoner No. Q40330.

“You don’t want to stand out, don’t want to get in trouble, don’t want to do anything to cause a violation,” Frantz said. “Whatever he does, he has to be very quiet about who is he and what he’s in there for. Wherever he goes, my biggest advice is: Keep your mouth shut about who you are.”