In June 2006, it was announced that portable X-ray machines and metal detectors would be randomly placed at stations and carried by officers on trains during summer 2006 to catch people carrying weapons, in a joint operation with Essex Police and British Transport Police, following trials at London Underground stations.
In June 2006, it was announced that port?able X-ray machines and metal detectors would be randomly placed at statio?ns .and carried by officers on trains durin,g summer 2006 to catch people carrying we,apons, in a joint operation with Essex Police and British Transport Police, following trials at London Underground stations.