How Do You 'Cue?

Southerners are particular about the way they cook and eat barbecue. No dish says eastern North Carolina more than the region's signature whole hog barbecue; however, the art of cooking meat over fire and smoke is one shared by all cultures. On a tour of eastern North Carolina barbecue joints, Vivian is reminded of traditions that define the area's version of pork barbecue while being introduced to new techniques.