A joint military and police team have arrested 18 suspected criminals after a swoop in parts of the Tamale Metropolis.
They found substance suspected to be narcotics on the people they arrested.
The team visited suburbs such as Tamale Polytechnic area, Kaladan and Jisonayili.
The aim of the exercise according to the Regional Police Public Relations Officer, DSP Ussif Tanko is to ensure regular security in the region.
He said the exercise will continue at other places in the metropolis to rid the region and ensure the safety of citizens.
Ghanaians have been urged to share information with the police on criminal activities in their communities.
All the suspects have been detained by the Regional Crime Investigations Department for further investigations.