Tense week in NI - is it time for joint leadership from FM & DFM? Journalist Malachi O'Doherty and commentator Alex Kane discuss

It's yet another tense week in Northern Ireland. Belfast's Lord Mayor attacked by loyalists, growing controversy over an IRA commemoration in Castlederg, and almost daily rows between the DUP and Sinn Fein. So is it time for joint leadership from Peter Robinson and Martin McGuinness? Stephen hears from journalist Malachi O'Doherty and unionist commentator Alex Kane