associate went around the country catching employees at ACORN offices on video helping out with what turned out to be a hypothetical scam involving a pimp who was setting up a brothel full of underaged girls and the products of those exploits were tumbling onto the pages of Andrew Breitbart’s then-new site BigGovernment, O’Keefe got very famous very fast. Since then, he’s been one of the most active conservative media figures in America, pumping out investigative journalism in a fire-hose stream. Not everything has worked out, as one might imagine — when O’Keefe and his team tried a more satirical...