HARDtalk’s Stephen Sackur speaks to, Boris Titov, leader of Russia’s Party of Growth. Seven candidates are challenging Vladimir Putin in this month's Russian presidential election; but none of them has much hope of victory. One of the seven 'other' candidates - Boris Titov - is a Putin appointee as government ombudsman for business. Does Russia need reform rather than authoritarianism?Image: Boris Titov (Credit: BBC)