Irish police arrest 2 over killing of British spy
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Irish police interrogated two suspected IRA dissidents Wednesday over the killing of a top Sinn Fein official who was exposed as a British spy, a scandal that has inspired a legion of conspiracy theories.
Denis Donaldson died when an attacker shot him from close range with a shotgun at the door of his isolated cottage in County Donegal on April 4, 2006. (AP)