Ed von Bleishert (L) and Scott Hoffenberg use sand bags and plastic sheeting to prevent a berm from washing out as water rise in heavy rain in Boulder, Colorado September 15, 2013. Colorado officials ... more 
Ed von Bleishert (L) and Scott Hoffenberg use sand bags and plastic sheeting to prevent a berm from washing out as water rise in heavy rain in Boulder, Colorado September 15, 2013. Colorado officials warned on Sunday the death toll from the week's severe flooding could rise as it was confirmed that a second person was missing and presumed dead, in addition to four deaths previously verified. REUTERS/Mark Leffingwell (UNITED STATES - Tags: DISASTER ENVIRONMENT) less 
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Reuters | Photo By MARK LEFFINGWELL / REUTERS
Sun, Sep 15, 2013 4:27 PM EDT