A police officer was arrested after he discharged ten rounds of ammunition from his rifle in the city center.
The constable of police attached to Central police station, Nairobi had been on patrol with his colleagues when his gun suddenly discharged bullets.
Police said no one was injured in the Saturday afternoon incident.
The officer was supposed to be on duty at Kenyatta Avenue but had left for nearby Tsavo Lane where the incident happened.
Witnesses said he looked drunk at the time of the incident.
He was disarmed by his colleagues but escaped. He was later arrested and is being disciplined internally, police said.