What motivated the 9/11 Hijackers? The Hidden Truth

The 9-11 Commission held its twelfth and final public hearing June 16-17, 2004, in Washington, DC. On June 16 the Commission heard from several of the federal government's top law enforcement and intelligence experts on al Qaeda and the 9-11 plot. It was at this hearing that the question "What motivated them to do it?" was finally asked. Find out what happened to this testimony.