never saw that from anyone in manitowoc county. >> fassbender says he believes a conspiracy to frameto carry out. >> i could go on and on about the planting defense and how absurd this with the multiple agencies we had in their. >> i'm your friend right now. >> but it was that video of brendan dassey, which would really put fassbender at the center of the storm. an interrogation so controversial it might get avery's nephew out of prison. >> how much of brendan dassey's confession was true? coming up -- >> those officers wanted that information in the worst way, and they got it in the worst way. >> when dateline continues. oh yeah, it's a chevy silverado trail boss. this thing's built for off-roading right from the factory. no, i meant the cat. it's like nobody's seen a cat before. the chevy silverado trail boss. find new friends. find new roads. chevrolet. nexgard is the #1 vet-recommended flea and tick protection, and it's easy to see why. it protects for a full 30 days, prevents the infection that causes lyme disease... ...and is safe to start protecting puppies as early as 8 weeks