What’s on your citrus fruit? Trump’s EPA fights to keep controversial insecticide in use

Summary: Citrus growers hope to fend off fruit-munching katydids, but one weapon is under scrutiny. Researchers found that children growing up near fields where the insecticide chlorpyrifos was deployed exhibited autism-like symptoms. A court ordered the Environmental Protection Agency to ban the insecticide’s use, but Trump’s EPA is fighting back. Science correspondent Miles O’Brien reports.