LONDON, ENGLAND - MAY 04: Prime Minister David Cameron leaves 10 Downing Street for Parliament on May 4, 2011 in London, England. Politicians are campaigning on the last day of local and national ... more 
LONDON, ENGLAND - MAY 04: Prime Minister David Cameron leaves 10 Downing Street for Parliament on May 4, 2011 in London, England. Politicians are campaigning on the last day of local and national elections and the referendum on the alternative vote. (Photo by Peter Macdiarmid/Getty Images) less 
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Getty Images | Photo By Peter Macdiarmid / Getty Images
Wed, May 4, 2011 5:24 AM EDT