In memory of Special Agent Quincy R. Kjerstad

South Dakota Division of Criminal Investigation · Pierre, SD

Quincy R. Kjerstad, Special Agent of South Dakota Division of Criminal Investigation, a law enforcement officer, died in the line of duty on September 14, 2026 in Pierre, SD.

Record

Rank: Special Agent
Department: South Dakota Division of Criminal Investigation
Location: Pierre, SD
End of watch: September 14, 2026
Nature of death: Heart attack

Circumstances

Special Agent Quincy Kjerstad suffered a fatal heart attack after completing a physical fitness training test at Jackson Park in Rapid City on September 11, 2026, around 8:30 a.m.

This record appears on the RESPONDin line-of-duty memorial wall, a public remembrance of first responders who died in the line of duty. Source: le import.