Boris Johnson 'outright condemns' Roy Greenslade, his official spokesman said today, after he the former Guardian columnist revealed his long-held support for the IRA's murderous bombing campaigns before resigning from his honorary professorship. Roy Greenslade, who edited the Daily Mirror and held a top job at The Sun, secretly wrote for the republican newsletter An Phoblacht and even provided bail surety for an IRA man accused of involvement in the 1982 Hyde Park bombing. While his republican views first emerged some years ago, he came out of hiding' in an article this weekend for the British Journalism Review to say he was in 'complete agreement about the right of the Irish people to engage in armed struggle', adding: 'I supported the use of physical force.'