 Experienced KSP detectives from throughout the Commonwealth were chosen to investigate Officer Involved Shootings (OIS) as well as Critical Incidents that involved Police or Corrections agencies.Since the establishment of the Kentucky State Police, 28 troopers and 1 commercial vehicle enforcement officer (who was killed prior to CVE's merger with KSP) have died while on duty.In addition, six Kentucky Highway Patrol officers died prior to the establishment of the KSP.