Martin Kaste is a correspondent on NPR's National Desk. He covers law enforcement and privacy. He has been focused on police and use of force since before the 2014 protests in Ferguson, and that coverage led to the creation of NPR's Criminal Justice Collaborative.
From peptides and protein to sleep hygiene and vaccines, what actually helps you age well? Physician Eric Topol breaks down the science — and the myths — of longevity and anti-aging.
Congress has ended the record-breaking shutdown of the Department of Homeland Security. And, May Day demonstrations across the U.S. are expected to draw crowds protesting the Trump administration.