On the same day that a war crimes tribunal jailed the Bosnian Serb leader Radovan Karadzic for 40 years, it also detained a journalist. Florence Hartmann used to work at the tribunal, but her decision to reveal confidential court decisions led to a brief spell in custody. She says the world had a right to know that Serbia had been allowed to keep secret documents which could have helped victims of war crimes win compensation. Critics say Hartmann's actions made it harder for the tribunal to get cooperation in the future. How did her own experience of the horrors of the Bosnian War influence her decision? Did Florence Hartmann put journalistic ambition before justice?

HARDtalk's Stephen Sackur is in Washington DC to talk to a former chairman of the Republican National Committee, Haley Barbour. With every passing week the race for the Republican Party's presidential nomination becomes more bizarre and more bitter. According to one Republican senator the fact that Donald Trump and Ted Cruz are the two leading candidates is proof that the party has gone crazy. We ask - what on earth has happened to the Republicans?