At Comic-Con this weekend, AMC announced that the fourth season of "The Walking Dead" will premiere on Sunday, October 13th.  Yet again, it will be split into two parts, with the second half of the 16-episode season starting in February.



AMC also released a four-plus-minute trailer for Season Four, which shows the "walkers" closing in on the prison, and suggests that someone on the inside is trying to jeopardize the group's safety