WMAR Nightline December 9, 2010
terry moran, cynthia mcfadden and bill weir in new york city, this is "nightline," december 8th, 2010. >> good evening, i'm bill weir. well, legend has it that an ancient sill sill yan king would dress like a commoner and would sneak out and gorge himself on pizza. a few hundred years later, that delicious combination of crust, cheese and sauce creates such universal delight it has become an american economic indicator. you can tell the depth of the recession by how many pepperoni supremes come out of the oven each day. and john berman tells us why. >> reporter: a slice of heaven. a ...