<p>The site of a water main break is shown near UCLA Wednesday.</p>
July 31, 2014
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July 31, 2014 9 p.m.
UCLA cleans up 20 million gallons of water
LOS ANGELES (AP) - The rupture of a nearly century-old water main that ripped a 15-foot hole through Sunset Boulevard and turned a swath of the University of California, Los Angeles into a mucky mess points to the risks and expense many cities face with miles of water lines installed generations ago.