The fourth and final season is coming on August 1st, and based on the trailer below, the fallout from the third season finale will be a major story line. There is also a batch of new killings that involve a student from a youth military academy. Joan Allen! Linden and Holder! I'm nearly peeing myself. Hurry up August 1st!
Catch up with the entire series on Netflix, which will be airing the finale.