A man posing as a police officer was arrested in Nairobi after being tipped off by members of the public. The suspect, Augustine Mjomba Mwadime, claimed to be Sergeant Augustine Mjomba Mwadime of the General Service Unit (GSU) Training School in Embakasi. Officers from Jogoo Road Police Station detained him at DC Stage. The suspect was identified by police during a confrontation. The Directorate of Criminal Investigations confirmed the arrest. The incident occurred on Jogoo Road. The suspect was accused of extorting members of the public. The arrest followed reports of his fraudulent activities. The public provided information leading to the arrest. The suspect is now in police custody. The case is under investigation.