Please use original title and source where possible. 'Yan on Twitter' is no indication what the link is about.<p>"Whistleblower Says Facebook Ignored Global Political Manipulation"
<a href="https://www.buzzfeednews.com/article/craigsilverman/facebook-ignore-political-manipulation-whistleblower-memo" rel="nofollow">https://www.buzzfeednews.com/article/craigsilverman/facebook...</a><p>Previous discussion <a href="https://news.ycombinator.com/item?id=24474343" rel="nofollow">https://news.ycombinator.com/item?id=24474343</a>