As The Saviours approach, he hides for cover in the sewers where he’s been keeping Siddiq (Avi Nash).
The mid-season 8 finale of The Walking Dead dealt out the tragedy like only a Walking Dead mid-season finale knows how to culminating in what is the show’s biggest loss since Glenn (Steven Yeun) got bludgeoned to death by Negan (Jeffrey Dean Morgan) in the season 7 premiere.
Riggs himself confirmed Carl’s impending death in an interview following the episode’s debut confirming when fans can expect his death to occur.
He’s taken to the sewers by Michonne where they find all the Alexandrians that Carl led to safety.