NFL Week 4 preview: Carolina Panthers vs. Dallas Cowboys | Chris Simms Unbuttoned

NFL Week 4 preview: Carolina Panthers vs. Dallas Cowboys | Chris Simms Unbuttoned

Chris Simms and Mike Florio preview the undefeated Carolina Panthers facing the Dallas Cowboys at Jerry World. #NBCSports #NFL #ChrisSimms » Subscribe to NBC Sports: https://www.youtube.com/nbcsports » Watch Live Sports on NBCSports.com: http://www.nbcsports.com/live NBC Sports Group serves sports fans 24/7…