The two incidents in July 2016 of shootings of police officers on July 7 with five killed in Dallas, and July 17 with 3 killed, have led to deep anguish among the 900,000 state and local law enforcement officers in the U.S. Videos showing shootings of African-American young men have led to protests in cities, and attacks by persons on the fringe. Police officers say they are now worried about their safety because of the ambushes in Dallas and Baton Rouge, and are taking extra precautions.
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