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Quote: In an audio recording, Campbell is heard discussing how easy it would be with the type of equipment on offer to plant a bomb in London and escape.
'You can imagine us getting over to England... you imagine, with a six-hour timer, we could be over to London and back,' he says in an audio clip after mulling over a price list for explosives and detonators. 'Just tick, tick, tick, tick... gone.'
Campbell's arrest was part of an international sting operation aimed at incapacitating the Real IRA, which broke from the IRA in 1997 over its support for a peace deal. The group is regarded as a terrorist organisation by the UK and the United States.
Continue reading: IRA plan terror attack on London