Who was not called to testify at the war crimes trial of Slobodan Milosevic?

Responses

Former President Bill Clinton

Former President George H.W. Bush

British Prime Minister Tony Blair

Former NATO Commander Wesley Clark

Former President Bill Clinton, Former President George H.W. Bush, and Former NATO Commander Wesley Clark were not called to testify at the war crimes trial of Slobodan Milosevic. British Prime Minister Tony Blair, on the other hand, did testify at the trial.