On this edition for Saturday, March 9, following the money involved in illegal crossings and migrant smuggling on both sides of the U.S.-Mexico border, digging into the ocean’s past to make the future healthier, and Great Lakes’ cities are facing a water pricing crisis. Hari Sreenivasan anchors from New York

Stream your PBS favorites with the PBS app: https://to.pbs.org/2Jb8twG

Find more from PBS NewsHour at https://www.pbs.org/newshour

PBS NewsHour podcasts: https://www.pbs.org/newshour/podcasts

Newsletters: https://www.pbs.org/newshour/subscribe

More videos