Overview:Tonight, the anchor and managing editor of NBC Nightly News, Brian Williams. Jon begins tonight's show with a look at Bush's recent presidential news conference and his trip to Africa in a segment called "Bushman of Africa". Senior White House Correspondent John Oliver was along for the ride with President Bush in Africa and talks with Jon about his experience. Finally, Expert Youth Politics Reporter on Voting Demetri Martin reports on why the youth vote is so important this election year in a segment called "Trendspotting with Demetri Martin". The TDS Street Team hits the New York City bar scene and asks young people who their voting for.