Annie Waldman is a reporter at ProPublica covering health care.
Lisa Song reports on the EPA and related agencies that oversee the environment, climate change and science.
If passed into law, the Northeastern Arizona Indian Water Rights Settlement Act would resolve the largest outstanding claim on the Colorado River while providing about $5 billion in federal funding to build infrastructure to transport the water across the reservations.
The bill would "direct the Environmental Protection Agency to cancel all existing paraquat registrations, revoke any tolerances permitting paraquat residue in food, and ban the sale and use of existing stocks upon enactment."