The frontrunner in Ireland's presidential election, TV personality Sean Gallagher, says he is fighting off a "political assassination" attempt from his rival, ex-IRA commander Martin McGuinness. Gallagher, an entrepreneur who starred in the "Dragon's Den" TV programme, accuses McGuinness of dirty tricks as a row over a 5,000-euro cheque dominated debate before Thursday's vote. Duration: 01:06
