Queens of 'Cue

Chef Roger Mooking meets with two Southern ladies famous in the barbecue world. In Nashville, Roger has eyes only for the smoked ribs at Mary's Old Fashioned Pit Bar-B-Que. At Helen's Bar-B-Q in Brownsville, Tenn., Roger meets legendary pit master Helen Turner and help her cook pork shoulders, pork ribs and a whole stick of bologna.