WATCH LIVE NOW: 2 people sought for murder in death of Calgary police officer:
.@neufeld_mark says Sgt. Andrew Harnett joined CPS after 2.5 years as a police officer in the military.
Nefuled says Harnett did a traffic stop at 10:50 p.m. Another vehicle was involved in the crash, that driver stayed at the scene.
First-degree murder warrants have been issued for two people, a 17-yr-old and a 19-yr-old:
Chief Neufeld says investigative work done by Sgt. Harnett before his death helped identify the two suspects.