AMC Releases THE WALKING DEAD: WORLD BEYOND Key Art and New Images AMC released today the official key art and new episodic images from the upcoming two-season limited event The Walking Dead: World Beyond, which will launch on Sunday, April 12 at 10:00 p.m. ET/9c (subsequent episodes will air Sunday nights at 9:00 p.m. ET/8c) on AMC. …