Cross-X.com - Offers evidence, articles, chat room, discussion forums and other relevant resources. Debate Central - A comprehensive collection of evidence for the current high school policy debate topic Debatelinks.com - Research links to evidence for the national policy debate topic from various sources. Big Sky Debate - Offers evidence, summer institute, research and extemp writing service, and links to relevant think tanks. University of Michigan's briefing on high school debate topic - Books, journals, newspapers, government, and think tank links on the current years debate topic. 60 minutes: Making Their Case - A story about the revitalization of high school debate in inner city neighborhoods through the urban debate league.