Facebook Blocks National Ad Transparency Effort Led by ProPublica

Goodbye, grassroots effort to expose "dark" political ads.by Eli SandersThe company previously recognized ProPublica's project as "important." Now it's blocked. Getty Images
Last year, The Stranger announced we were partnering with ProPublica in its effort to daylight the secret targeting choices that create political "dark ads" on Facebook.Such ads were used by Russians during their operation to influence the 2016 US presidential election, and they've been used here in Seattle's municipal elect