The driver and the mate of a truck carrying 65 pump action guns which were impounded at the Aflao Border on Friday have escaped from custody after their brief detention.Both men are believed to be Nigerians who were trying to smuggle the guns into Ghana.A joint police and CEPS team impounded the truck after a thorough search had led to the retrieval of the guns.The Aflao Sector Commander of CEPS, Seth Dovlo, in an interview with XYZ News, said investigations had intensified to re-arrest the two men.He said a search had also been mounted for the owner of the truck.In January, the Greater Accra Regional Police Command impounded a Nigeria-bound truck also loaded with a cache of arms and several boxes of ammunition.