 It's Morning Edition from NPR News. I'm Steve Inskeep. And I'm Sasha Pfeiffer. One of the hottest cities in the country is trying to provide chilled water to the public. As Christina Estes from member station KJZZ reports, leaders in Phoenix hope that move will be life-saving. The bright blue fountain stands out among the earthy tones of downtown Phoenix across the street from City Hall. It was installed in January when the average high temperature is 66 degrees.