Coast Provincial Police Officer Aggrey Adoli told Capital News that the incident occurred at about 8am following a disagreement between the policeman and his girlfriend.
“The colleague who responded to the distress call was also shot dead by the rogue officer,” he said.
The policeman was however also killed by General Service Unit (GSU) officers who heard gunshots and found him fleeing while shooting indiscriminately.
Residents of Madogo, Bura area woke up to the unfortunate deaths in what have slowly become too frequent incidents of deaths at the hands of rogue policemen.
The early Saturday morning killing was similar to past cases where policemen shot dead fellow colleagues, girlfriends, wives and other civilians adding to the worrying statistics of members of the disciplined forces changing their protection role to become killers.
About two months ago a police constable at Parklands Police station in Nairobi went berserk and shot dead his boss, injured a colleague before killing himself.
In March this year, another police officer was charged with murder after he shot dead two of his seniors before he injured another one in Nanyuki.
In February this year, a GSU officer in Mombasa rained 14 bullets on his boss and then killed himself.
Last year in November residents of Siakago were left in shock and fear after an Administration Police constable was said to have shot 10 people dead before attempting to kill himself but surrendered to the police after he realised he had ran out of bullets.
The worrying trends of such police killings have been linked to frustrations of police officers due to low salaries and hardships experienced in their work.
There has been a suggestion that police officers be subjected to training that will help them cope with their difficult work situations and also manage their incomes.