August 7, 2015 10:15 am EPA: 3 Million Gallons of Mining Wastes Spills Into Colo. River An estimated 3 million gallons of mining waste has turned Colorado’s Animas River a dark shade of orange. US & World Videos 1:36 Arizona Senate repeals 1864 abortion ban 1:40 Democrats say Big Oil misled public for decades about climate change 1:45 NYPD enters Columbia University in riot gear to clear protest 4:28 ‘Apples Never Fall' and ‘Jurassic Park' star Sam Neill reveals his real name 3:21 Katy Perry's surprising regret about cheeseburger Met Gala look