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chattanooga gunman new details todd dnt tsr_00014423
chattanooga gunman new details todd dnt tsr_00014423

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    Investigators look for clues about Chattanooga gunman

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Investigators look for clues about Chattanooga gunman

Although they had an outward appearance of happiness, there were some dark moments in Chattanooga gunman Mohammad Youssuf Abdulazeez's family. CNN's Brian Todd reports.

Investigators look for clues about Chattanooga gunman

Although they had an outward appearance of happiness, there were some dark moments in Chattanooga gunman Mohammad Youssuf Abdulazeez's family. CNN's Brian Todd reports.