Washington Post columnist demands CNN retract claim that Steele dossier had been 'partly corroborated' after key source was arrested for lying - as paper corrects its own stories

The Daily Mail reports:

A Washington Post columnist has sharply criticized CNN for failing to retract its claim that British ex-spy Christopher Steele's dossier is 'corroborated,' following a federal indictment that raised serious questions about the document.

Imagine that.