William Chen, Huge The Walking Dead Fan. Updated Oct 21, 2015. Sam (Carol's baking pal and the son of the abuser Pete), has a red "A" stamp. He uses the "A" to stand for "Alexandria". In a previous episode in Alexandria in a party scene, Sam stamped Rick's hand and said "You're one of us now". read more
We know now. Gene Page/AMC The INSIDER Summary: Daryl wore a sweatshirt on season seven of "The Walking Dead" sporting the letter "A." read more