Trump backs Joe Biden's 10-year lead pipe replacement rule in court

The Donald Trump administration is backing a Joe Biden-era regulation that requires most cities across the USA to replace lead water pipes within a 10-year deadline.The Environmental Protection Agency will defend these stricter standards in court against a challenge from the American Water Works Association.Erik Olson of the Natural Resources Defense Council supports the rule, which aims to protect 900,000 infants by lowering lead action levels to 10 parts per billion.