The president told an energetic audience he "will not rest" until the city's water is safe to drink. A federal state of emergency has been declared as a result of lead leaching into Flint's water.
President Obama visits Flint, Mich., on Wednesday for the first time since the water crisis began. Flint residents are still relying on bottled water and faucet filters to get safe drinking water.
Leprino's is the largest mozzarella manufacturer in the world. Now that the company is expanding, Colorado dairy farmers are beefing up their operations. The changes don't come without costs.
Put on your waders and foam-soled boots — we're about to adventure into a shallow creek in Great Smoky Mountains National Park which straddles the border of North Carolina and Tennessee.
For more than 2 years, Flint residents have had unsafe drinking water. Steve Inskeep talks to Bishop Bernadel Jefferson of Faith Deliverance Center, a church in Flint, who's fighting for clean water.
Nearly 30 years ago, Kenya burned 12 tons of ivory to try to halt the illegal ivory trade. Today it's burning 100 tons. How much difference does burning ivory make?