Michael O'Leary, Chief Executive Officer of Irish airline Ryanair

Stephen Sackur talks to one of Ireland's most successful and controversial businessmen, Michael O'Leary, the boss of Europe's biggest airline by passenger numbers, Ryanair. The Irish economy took a battering from the banking bust of 2008 but now the country faces another economic crisis. A British exit from the EU threatens to cause havoc in the UK's closest trading partner. Can Ireland overcome the Brexit blues?