This hearing was at the request of the President, who wants oil companies to be forced to reveal the chemicals in their fracking fluids (that are injected underground, and then later disposed of underground and have been accused of contaminating aquifiers)
Republicans would not allow this to be filmed by either ABC News crew or Mr. Fox, in direct contradiction to normal Congressional Committee procedure (including this committee)
Fox being arrested, Democratic committee members angered:
http://www.youtube.com/watch?v=RzsKG...layer_embedded
Capital film of event on this page, before and after the arrest, some Democrat committee members walk out.
http://www.huffingtonpost.com/2012/0...n_1246971.html