An Irish republican leader is responsible for flooding the UK money markets with near-perfect counterfeit money, it has been claimed. The BBC's Panorama programme has traced the supply of millions of fake US dollars to Sean Garland, a leader of the former paramilitary group, the Official IRA. Panorama also reveals that the profit from passing the currency is used to fund the republican group - which split with the better known Provisional IRA in 1970. The fake currency - known to intelligence agents as "superdollars" because it is so realistic - is believed to be printed in North Korea. It...