Britain's Prime Minister David Cameron speaks at the G8 UK Innovation Conference at the Siemens Crystal Building in London, Friday June 14, 2013. As part of UK's G8 Presidency, the G8 Innovation

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Britain's Prime Minister David Cameron speaks at the G8 UK Innovation Conference at the Siemens Crystal Building in London, Friday June 14, 2013. As part of UK's G8 Presidency, the G8 Innovation Conference brings together 300 leading international entrepreneurs, researchers, scientists, designers and policy makers. (AP Photo/Facundo Arrizabalaga, Pool) less 

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Associated Press
Mon, Jun 17, 2013 9:54 AM EDT