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Dallas Police Chief on Funerals: 'The Most Challenging Thing in My Life'
This version of Dallas Police Chief On Funerals The Most Challenging Thing In My Life 722944067869 - Breaking News | NBC News Clone was adapted by NBC News Clone to help readers digest key facts more efficiently.
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Dallas Police chief David Brown says preparing for the funerals of the 5 police officers killed by a gunman will "be the most challenging thing in my life."July 11, 2016
