Dallas police officers stand guard at the spot where President John F. Kennedy was shot in 1963, as the Dallas Metro Police Pipes and Drums play behind them during ceremonies marking the 50th ... more 
Dallas police officers stand guard at the spot where President John F. Kennedy was shot in 1963, as the Dallas Metro Police Pipes and Drums play behind them during ceremonies marking the 50th anniversary of the assassination of President John F. Kennedy in Dallas, Texas November 22, 2013. REUTERS/Jim Bourg (UNITED STATES - Tags: POLITICS ANNIVERSARY MILITARY) less 
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Reuters | Photo By JIM BOURG / REUTERS
Fri, Nov 22, 2013 2:55 PM EST