Adversaries on what's killing bees battle for our hearts and minds

The United States boasts the most productive and sophisticated agricultural system in the world, but it now relies on just one insect, the honeybee, to deliver one-third of the food on our plates. And the bees are dying. Adversaries on what's killing the honeybee are not waiting for conclusive science. Instead, they're taking their fight straight to the public in an intensifying battle for the support of the nation's consumers.