weekly cell wall inspections, random bed checks and new gates that will now be placed inside the tunnels richard matt and david sweat used in their brazen escape. meanwhile, sweat continued talking to police wednesday. the convicted murderer claiming it was mitchell's idea to kill her husband lyle after escaping from prison. mitchell's attorney says she denies that allegation. sweat also telling investigators that he had no sexual contact with mitchell claiming instead it was matt who had the sexual relationship with the former prison employee. sweat confessing he and matt found a sledgehammer in the underground passageway possibly inned a inadvertently left behind to break down the wall. initially the two got along, but matt grew so tire edd.