Politicians Support Native American Protest Against Oil Pipeline

Americans across the United States are expressing support for a Native American tribe in North Dakota that is protesting the construction of an oil pipeline across its sacred ancestral land. Presidential candidates of the two major parties have not taken a stance on the issue that juxtaposes the industry against environmentalists. But some left-leaning politicians and celebrities are taking an active role on behalf of the Standing Rock Sioux tribe. Zlatica Hoke has more.