UPDATE 1-U.S. GMO crop companies double down on anti-labeling efforts
July 29, 2014 at 10:53 AM EDT
July 29 (Reuters) - One year after the launch of a social media effort to allay consumers' concerns about the safety of foods made from genetically modified crops, U.S. companies that develop GMOs have further committed to a multimillion-dollar campaign to defeat attempts to add GMO labels to such foods.