Not even O. Henry could have conceived of a story with this much irony.

The New York Times published an error-riddled opinion article on Oct. 31 attacking Facebook founder Mark Zuckerberg for refusing to censor error-riddled political content posted by any of the social media website’s estimated one billion active users. In other words, the New York Times failed to fact-check an op-ed complaining about Facebook’s supposed failure to fact-check the world.