The inspector noticed that the officer, responsible for safeguarding the property was drunk.
The suspect's habitual drinking problem could be linked to stress from personal and family issues.
A 42-year-old police corporal attached to the Critical Infrastructure Protection Unit (CIPU) in Nyeri is on the run after shooting his superior- Inspector Charles Mwangi, three times during a Sunday evening shift.
Mr Joseph Gitari, who is stationed at the Administration Police camp in Mweiga town is accused of committing the offence while on duty at the Rural Electrification & Renewable Energy Corporation located on the outskirts of the town.