Records aside, US Open getting personal for Serena

By Larry Fine NEW YORK (Reuters) - At last year's U.S. Open, Serena Williams was trying to rewrite the record book and fell short, but starting on Monday at Flushing Meadows winning is getting personal. Williams' 184-week reign as world number one is under attack, and the American will be loathe to relinquish it, according to no less an authority than ESPN commentator Chris Evert, who held the lofty perch for a total of 260 weeks. "Serena being number two in the world doesn't sort of sit well wi