"No need for sandwiches". With this claim Kentucky fried chicken is bringing back the Double Down sandwich, with two pieces of fried chicken instead of bread. The bun-less sandwich includes two fillets of Kfc's extra crispy white meat, two slices of cheese, two pieces of hickory-smoked bacon, and a choice of real Colonel's mayonnaise or hot sauce. The brand debuted the Double Down in 2010, selling...