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 Prime Minister David Cameron arrives for a National Service of Thanksgiving to celebrate the life of Nelson Mandela at Westminster Abbey on March 3, 2014 in London, England. (Photo by Chris Jackson/Getty Images)
 Prime Minister David Cameron arrives for a National Service of Thanksgiving to celebrate the life of Nelson Mandela at Westminster Abbey on March 3, 2014 in London, England. (Photo by Chris Jackson/Getty Images)

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    U.K. PM Cameron welcomes strikes on ISIS

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U.K. PM Cameron welcomes strikes on ISIS

CNN's Fred Pleitgen shares some of the global reaction to U.S. airstrikes on ISIS militants in Iraq.

U.K. PM Cameron welcomes strikes on ISIS

CNN's Fred Pleitgen shares some of the global reaction to U.S. airstrikes on ISIS militants in Iraq.