https://www.reuters.com/article/us-facebook-propaganda/facebook-says-some-russian-ads-during-u-s-election-promoted-live-events-idUSKCN1BN2VG >Some of the ads bought by Russians on Facebook last year promoted events during the U.S. presidential campaign, Facebook Inc said on Tuesday, indicating that alleged meddling ahead of the 2016 election went beyond social media.