PBS NewsHour Weekend - 7x19 - March 9, 2019- Followmy.tv

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.