Prince William County supervisors want to pursue litigation against the Department of Homeland Security and are asking Congress to investigate how the agency has handled the illegal immigrants turned over by county law enforcement officials.
Patriot Act Primer The USA PATRIOT Act, approved overwhelmingly by Congress after the Sept. 11, 2001 attacks, greatly expanded the government's power to monitor, search, detain or deport suspects in terrorism-related investigations.
Homeland Security Secretary Michael Chertoff discussed lessons learned from the London bombings, security for mass transit and how to handle the likelihood of a terrorist attack at home. Listen to edited excerpts.