LONDON, ENGLAND - FEBRUARY 17: British Prime Minister David Cameron (C) visits a branch of Sainsbury's supermarket with Work and Pensions Secretary Iain Duncan Smith on February 17, 2011 in London, ... more 
LONDON, ENGLAND - FEBRUARY 17: British Prime Minister David Cameron (C) visits a branch of Sainsbury's supermarket with Work and Pensions Secretary Iain Duncan Smith on February 17, 2011 in London, England. Mr Cameron will deliver a speech later today where he is expected to announce a review into the sickness absence system in the UK and how that impacts welfare payments. (Photo by Oli Scarff - WPA Pool/Getty Images) less 
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Getty Images | Photo By Oli Scarff / Getty Images
Thu, Feb 17, 2011 7:38 AM EST