The EPA chief, Scott Pruitt, has ignored the scientific recommendation of his own agency to allow continued use of chlorpyrifos, despite its links to brain damage

The pesticide chlorpyrifos is widely used in US agriculture, including citrus growing.
The pesticide chlorpyrifos is widely used in US agriculture, including citrus growing. Photograph: Visuals Unlimited, Inc./Inga Spence/Getty Images/Visuals Unlimited