I think this is from 2009, so not sure if anyone has seen it. I thought it was interesting and thought I'd share.
http://www.pbs.org/wgbh/pages/frontline/video/flv/generic.html?s=inwi10s22a3q81f
http://www.pbs.org/wgbh/pages/frontline/video/flv/generic.html?s=inwi10s22a3q81f