Political analyst Carlos Bravo Regidor tells NPR's Eric Westervelt about Mexican Pres. Claudia Sheinbaum's policies toward drug cartels and criminal gangs.
NPR's A Martinez speaks with associate professor Chloe East of the University of Colorado Denver about the impact of undocumented immigrants on the U.S. housing market.
Two years ago, scientists surveyed the floor of Lake Michigan looking for shipwrecks. They found something mysterious and unexpected — a cluster of sinkholes on the lakebed.