Facebook's CEO on his latest almighty Zuck-up: OK, we did try to smear critics, but I was too out-of-the-loop to know

Mark promises independent oversight and AI as Sheryl leans far, far away
Analysis Facebook on Thursday (again) reiterated its commitment to fighting misinformation, following a report that the data gathering biz hired a public relations firm, Definers Public Affairs, to promote content that undermine company critics.…