UPDATE 2-Tests find horsemeat in Taco Bell UK ground beef
Posted on March 01, 2013 at 13:56 PM EST
LONDON, March 1 (Reuters) - Britain's food regulator said on Friday that testing had found horsemeat in ground beef at Taco Bell UK fast-food outlets, a discovery that puts new pressure on parent Yum Brands Inc, which is grappling with a food safety scare in China.