In the wake of admitting it had overstated how long users spend watching videos on its site, Facebook is taking steps to regain credibility among advertisers and publishers. The company, which apologized in September, will now rely more on third-party measurement services — including comScore, Moat, Nielsen and Integral Ad Science — to ensure accurate metrics on display and video ads. Other moves include the formation of a “measurement council,” composed of ad agency execs and marketers, to develop more relevant metrics. Continue reading Facebook Moves to Fix Metrics Bugs and Assuage Advertisers