The incident which took place at the Nangere Police Division in the state was reported to have occurred in the early hours of Friday.
Eyewitness said the Police Constable shot two other Inspectors at close range following a disagreement on a homicide case that was brought to the station.
“He shot himself after killing the two other inspectors at the station,” the eyewitness said.
The Police commissioner in the state Zanna Ibrahim said that he
was on his way to Nangere to get details of the incident.
Nangere is 118km from Damaturu, the state capital.