For more than a month, residents of Jackson, Mississippi, have not had access to safe drinking water. The city is under a boil water advisory after problems with the pumps at the city's main water treatment plant. It's the latest emergency in a city that has had problems with its water system for decades. We talk to Environmental Protection Agency Administrator Michael Regan about efforts to fix Jackson's water infrastructure.This episode also features reporting from NPR's Cory Turner and Jennifer Ludden.In participating regions, you'll also hear a local news segment that will help you make sense of what's going on in your community. Email us at considerthis@npr.org.