millions of gallons of mine waste are flowing down the rivers, and the epa is awash in charges of coverup and hypocrisy. kevin corke is traveling with the president with big picture implications for the agency. but we start out with what s happening on the ground and in the water. correspondent alease yeah cooney is alive again in denver. reporter: regional epa officials say water is still flowing out of that mine at 5 to 700 gallons per minute. it is now being treated. this as the head of the agency breaks her silence. it is really a tragic and very unfortunate incident. and epa is taking responsibility. reporter: six days after 3 million gallons of contaminated mine wastewater began pouring into a pristine mountain river, epa administrator jena mccarthy went before cameras and apologized. so it pains me to no end to see this is happening. but we re working tirelessly to respond, and we ve committed to