Summary: John Patrick Bedell, who opened fire at the Pentagon entrance and was killed in a shootout with Pentagon police, was fascinated with conspiracy theories, computer programming, libertarian economics, and the science of warfare. … One-year retrospective: One year ago today, on March 5, 2009, Aubrey Immelman reported that top Democrats believed they had struck political gold by depicting Rush Limbaugh as the new face of the Republican Party.