A 35-year-old man named Hafiz Salifu is in police custody. The Northern Regional Police arrested him in Tamale.
He is accused of assaulting an undercover police officer. The officer was trying to investigate a disturbance in the area.
The incident happened recently in Tamale. Police have not released further details about the disturbance.
The Ghana Police Service confirmed the arrest. Salifu is currently assisting with investigations.