San Francisco interim mayor Ed Lee, left, files papers to run for a four-year term as mayor at City Hall in San Francisco, Monday, Aug. 8, 2011. Lee's recent decision to enter the mayoral race is a ... more 
San Francisco interim mayor Ed Lee, left, files papers to run for a four-year term as mayor at City Hall in San Francisco, Monday, Aug. 8, 2011. Lee's recent decision to enter the mayoral race is a stark shift from January, when he reluctantly agreed to serve out the remainder of Gavin Newsom's term. At the time, the former city administrator said he had no intentions of joining the race. (AP Photo/Jeff Chiu) less 
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Associated Press | Photo By Jeff Chiu
Mon, Aug 8, 2011 1:15 PM EDT