- Badge Number: 445
- End of Watch: June 12, 2002
Officer Nielsen was killed in the line of duty when he was responding to a traffic collision near Chandler Boulevard and Pennington when a vehicle turned in front of his patrol car. The force of the impact caused Officer Nielsen’s patrol car to collide with a traffic pole rupturing the fuel tank. The patrol car became engulfed in flames killing Officer Nielsen at the scene. Officer Nielsen is survived by his wife, parents, brother, and sister.