21.   In some cases the devices were placed too close to ventilation currents.

22.   In similar cases in the past, Palestinians tried to place explosive devices near Israeli army positions, a statement said.

23.   Initial reports said the bomb was inside the car, but authorities later said the device had been placed underneath it.

24.   Russian news agencies, citing subway police, said the device had been placed under a bench, but the ministry said it could not confirm those reports.

25.   Russian news agencies, citing subway police, said the device had been placed under a bench, but the ministry said it could not confirm the reports.

26.   The devices had been placed outside the restaurants.

27.   The explosion occurred minutes after two men placed a device in a garbage bin of a shop on Zurafa Street, private NTV television said.

28.   The explosive device had been placed behind the front seats of the bus.

29.   The dynamite devices had been placed in storage sheds leased to unidentified businessmen, Nuizani said.

30.   The home-made device was placed outside a window of the bank in the Ampelokipi district.