21.   The x-ray equipment is similar to devices used at some border crossings by the U.S. Customs Service and can detect hidden compartments in which drugs are carried aboard vehicles.

22.   Officers found the explosives in hidden compartments during a routine check when the vehicle arrived at Heysham, northern England, on a ferry from Warrenpoint, Northern Ireland.

23.   The heroin was found in a hidden compartment in a suitcase, officials said, adding that the woman had admitted carrying the drug.