After the horse has been bolted.

Source :: Economist. 2/16/2013, Vol. 406 Issue 8823, p64-65. 2p. 1 Color Photograph, 1 Graph.
Publication Year :: 2013
Abstract: The article discusses regulation of the food safety industry as of 2013 after an incident in which European food manufacturers sold horsemeat labeled as beef. Topics include the legal aspects of food labels; public opinion and social attitudes toward eating horsemeat; and fraud prevention measures in the food industry with comments by the grocery store chain Tesco.