Can students return a billion oysters to NY harbor?

Oysters were once abundant in New York City, but decades of over-harvesting and pollution led to their near-extinction there. Now, an education initiative called the Billion Oyster Project teaches public school students how to help bring them back to the city¿s harbor, with the goal of restoring a billion oysters by 2035. NewsHour Weekend¿s Ivette Feliciano has more.