Yum CEO says time, not cash, to cure China sales drop

(Reuters) – KFC parent Yum Brands Inc on Tuesday said time, not ad spending, is the cure for a steep sales decline at its restaurants in China that was sparked by a food safety scare late last year. The fast-food operator makes more than half of its overall sales in China, and customers there began shunning Yum's restaurants in December after news reports and government investigations focused on chemical residue found in a small portion of its chicken supply. The company was not fined by food safety authorities. …