Referecne page

Layers of Security: What We Do. Retrieved from http://www.tsa.gov/what_we_do/layers/index.shtm. Retrieved (October 20, 2010)


McClure. G. (June, 2005). Has airport security improved since 9/11. IEEE-USA Today’s Engineer. Retrieved from http://www.todaysengineer.org/2005/Jun/security.asp
Russell.n (October, 2010). Smart cameras aim to stop crimes before they occur. Retrieved from http://www.govtech.com/featured/Smart-Cameras-Aim-to-Stop-Crimes-Before-They-Occur.html
Deffinitions.
Department of Homeland Security- Government run agency to prevent terrorist attacks on the nation and respond to natural disasters.
Transportation Security Administration- Federal agency responsible for security of passengers and airliners at the nations airports.
Police State- The government exercies rigid and excess control over social, economic, and political life over that governments' population.