WATCH:  World News 09/19/16: Investigators Arrest a Suspect in the New York City Blast Over the Weekend

WATCH: World News 09/19/16: Investigators Arrest a Suspect in the New York City Blast Over the Weekend

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Presidential Candidates Discuss Strategy for Dealing With Terror Attacks; Josh Breaux Caught on Security Cameras 'Stealing' Hugs From His Neighbor's Dog

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