https://www.cnbc.com/2017/09/12/watchdog-group-wants-facebook-to-release-russian-sponsored-ads.html >The Campaign Legal Center is urging Facebook to release the content of political ads purchased by Russian nationals and displayed on Facebook, most notably during the 2016 presidential campaign cycle. >CNBC obtained an advance copy of a letter sent Tuesday to Facebook CEO Mark Zuckerberg from CLC President Trevor Potter. The nonprofit watchdog group accuses Facebook of having been "used as an accomplice in a foreign government's effort to undermine democratic self governance in the United States."