In light of last week’s Senate failure to pass the DARK Act, which would have stomped states’ rights to label GMOs, the writing was on the wall: Federal policy is set to follow the will of the American people, 94% of which are in favor of our right to label GMOs. Still, the lightning-fast way that major manufacturers like General Mills and Kellogg’s announced plans to label GMOs on product packaging was a surprise. What does the Grocery Manufacturers Association have to do with it?