WikiLeaks editor-in-chief Julian Assange on Wednesday night promised to leak “thousands” of document pages pertaining to Hillary Clinton, the Democratic National Committee and the presidential election. Speaking to Fox News’ Megyn Kelly, the mysterious Assange claimed an upcoming leak would have a “significant” impact on the coming general election. “We have a lot of material, thousands of pages of material,” said the WikiLeaks leader, who remains in exile at Ecuador's embassy in London.