avery of murdering teresa. they were each sentenced to life in prison. >> you are probably the most dangerous individual ever to set foot in this courtroom. >> it seemed like the avery saga had ended. but eight years later, "making a murderer" would put fassbender, kratz, and their entire team in the hot seat. coming up -- >> did they plant evidence? >> sure, they did. >> was steven avery framed? >> is it possible that that blood could have been planted? >> when "dateline" continues. let's be honest.