Why isn't Pittsburgh Steelers D living up to expectations? | Pro Football Talk | NBC Sports

Why isn’t Pittsburgh Steelers D living up to expectations? | Pro Football Talk | NBC Sports

Chris Simms takes a closer look at what’s been going wrong for a Steelers team that can no longer lean on their defense. #NBCSports #ProFootballTalk #PittsburghSteelers » Subscribe to NBC Sports: https://www.youtube.com/nbcsports?sub_confirmation=1 » Watch Pro Football Talk live on Peacock…