First documented reports of remote - controlled aircraft being used at British prison . Plan only thwarted when machine got caught in razor wire at the airport . It is thought ' pilot ' planned to direct drone to a spot where it could hover . Prisoner might then have chance to sneak out from behind and deliver cargo .
First known case of remote-controlled aircraft being used at British prison . Plan only thwarted when machine got stuck in razor wire at Bedford Prison . It is thought 'pilot ' planned to direct drone to a spot where it could hover . Prisoner might then have chance to reach out from window and grab cargo .