Leaders from across the world have called for Saif al-Islam to be given a fair trial, after his capture by NTC fighters in the south of Libya.br  br If Saif al-Islam is indeed given proper justice, he is likely to get the chance to speak in court, and there may be some things that many leaders would prefer Saif al-Islam not to say.br  br Andrew Potter looks at the West's relationship with the Gaddafi family.