DURANGO — The latest in the Colorado mine spill (all times local): 11:08 p.m. The head of the U.S. Environmental Protection Agency says it "pains me to no end" to see the 3 million gallons of mine waste that has turned a southwest Colorado river into an orange-colored pollution stream. Gina McCarthy made the comments Tuesday in Washington, D.C., as her agency came under siege after federal and contract workers accidentally unleashed the spill as they inspected an abandoned mine. She took full responsibility for the spill and said the EPA is working around the clock to assess the environmental impact. The mine waste contains arsenic, lead and other heavy metals and has flowed at least 100 miles Read more on Colorado Springs Gazette