After his clean sweep of the Potomac primaries, another blistering victory speech from Barack Obama. He tackles head-on the criticism that he offers nothing but empty rhetoric and pious hope. And he offers a taste of how he would square up to his likely Republican opponent:
Meanwhile, McCain demonstrates that he too will be a formidable contender and offers a more humane - and infinitely more articulate - conservatism than that of George Bush:
Could this be the most intelligent US presidential election in a long time?