(AP) — Lenka Cernikova takes samples of food to test it on traces of horse meat in a widening European food labeling scandal at a veterinary laboratory in Prague, Czech Republic, Wednesday, Feb. 27, 2013.

Horse meat has turned up across Europe in frozen supermarket meals such as burgers and lasagna, in beef pasta sauce, on restaurant menus, in school lunches and in hospital meals. (AP Photo/Petr David Josek)