Colorado School Shooting Hits State Still Trying to Recover - 0 views
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Envisage Technologies on 16 Dec 13Authorities evacuated hundreds of students in an orderly procession - a demonstration of aggressive security measures developed by police and schools following the chaotic 1999 shooting at Columbine, some 8 miles west of Arapahoe High. After that tragedy, police across the country developed "active shooter" training in which responding officers rush toward gunfire - and step over bodies and bleeding victims if necessary - to stop the gunman.