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BATON ROUGE, LA - JULY 17:  Police officers stand in front of an East Baton Rouge police car with bullet holes as it's towed away from the scene where three police officers were killed this morning on July 17, 2016 in Baton Rouge, Louisiana. The suspect, identified as Gavin Long of Kansas City, is dead after killing three police officers and injuring three more. (Photo by Sean Gardner/Getty Images)
BATON ROUGE, LA - JULY 17:  Police officers stand in front of an East Baton Rouge police car with bullet holes as it's towed away from the scene where three police officers were killed this morning on July 17, 2016 in Baton Rouge, Louisiana. The suspect, identified as Gavin Long of Kansas City, is dead after killing three police officers and injuring three more. (Photo by Sean Gardner/Getty Images)

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    Police under fire: The shooting in Baton Rouge

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Police under fire: The shooting in Baton Rouge

A Missouri man ambushed and killed three law officers and wounded three others in Baton Rouge on Sunday during a time when police nationwide and in the Louisiana city in particular have been on high alert after five officers were killed in a Dallas ambush July 7.

Police under fire: The shooting in Baton Rouge

A Missouri man ambushed and killed three law officers and wounded three others in Baton Rouge on Sunday during a time when police nationwide and in the Louisiana city in particular have been on high alert after five officers were killed in a Dallas ambush July 7.