In March 2012, an ABC News series included claims that approximately 70 percent of ground beef sold in U.S. supermarkets contained the additive at that time, and some companies and organizations stopped offering ground beef with the product.
Approximately 70 percent of ground beef contained the additive at that time. This ground beef was sold in U.S. supermarkets. An ABC News series included claims this. This was in March 2012. Some companies and organizations stopped offering ground beef with the product. This was in March 2012.