Facebook, Google tools reveal political ad removal data
https://www.reuters.com/article/us-usa-election-tech/facebook-google-tools-reveal-political-ad-removal-data-idUSKCN1NC09P
Public databases that shine a light on online political ads - launched by Facebook and Google before Tuesday's U.S. elections - offer the public the first broad view of how quickly the companies yank advertisements that break their rules.