Assistant Secretary of the Interior Anne Castle speaks at The Business of Water conference Friday, Aug. 29, 2014, in Las Vegas. Castle spoke about water issues along the Colorado River system. (AP Photo/John Locher)
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Assistant Secretary of the Interior Anne Castle speaks at The Business of Water conference Friday, Aug. 29, 2014, in Las Vegas. Castle spoke about water issues along the Colorado River system. (AP Photo/John Locher)
