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DALLAS -- The sniper who police say targeted officers during a peaceful justice rally Thursday in downtown Dallas has been identified.
What led 25-year-old Micah Johnson to arm himself on July 7, 2016 and aim his gun at police officers in downtown Dallas?
Sgt. Smith was known for always maintaining his professionalism and treating suspects with respect, even those who cursed at him.
Parkland itself has changed some protocols since that night, as well.