People heckle the Mayor of London, Boris Johnson, not pictured, as he leaves the scene of a terror attack in Woolwich, southeast London, Thursday, May 23, 2013. A member of armed forces was attacked ... more 
People heckle the Mayor of London, Boris Johnson, not pictured, as he leaves the scene of a terror attack in Woolwich, southeast London, Thursday, May 23, 2013. A member of armed forces was attacked and killed by two men on Wednesday. (AP Photo/Sang Tan) less 
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Associated Press | Photo By Sang Tan
Thu, May 23, 2013 10:38 AM EDT