Dramatic testimonies from witnesses at the May 4, 1970 Kent State massacre, including faculty members and students whose narratives suggest potential false-flag operations and undercover informants, parallel to 9/11/2001

http://www.truthtribunal.org/testimonials
http://www.ustream.tv/channel/kent-state-truth-tribunal

Other recently emergent documentation coincides with this view

http://www.rawstory.com/rs/2010/10/report-fbi-informant-fired-kent-state