Account-1: @humanprogress (Twitter)Account-2: @humanprogress (Twitter)Scholar: HumanProgress.orgDate: Saturday, January 20, 2018Retweets: 437 retweets(Twitter) Likes: 625 likesBody: When communism fell, so did mass killings. https://buff.ly/2mT3o13 Link: https://twitter.com/humanprogress/status/954896597145522181Social Action: authored a viral tweet