 Complete the following phrase:  On 4 October, TV3 broadcast Vincent Brownes Big Presidential Debate. Gay Mitchell challenged Martin McGuinness on the fairytale that he left the IRA in 1974, asking him directly: If you McGuinness say you left the IRA in 1974 and persist in saying that when you didnt; if you say you are living on the average industrial wage when you are drawing down a couple of hundred grand  how can people have confidence in your word? Moderator Vincent Browne later challenged Martin McGuinness claims that he left the Provisional Irish Republican Army in 1974, producing eight books with alleged evidence claiming otherwise. McGuinness referenced this moment when he said in a later debate on the radio that people would blame him for the 