Account-1: HumanProgress.org (Facebook)Account-2: HumanProgress.orgDate: Friday, April 8, 2016Reactions: 105 reactionsShares: 192 sharesBody: From 1960 to 2015, child mortality fell by 77% globally. http://buff.ly/1UO0oQs #health #progressLink: https://www.facebook.com/506680536015406/posts/1348550015161783Social Action: authored a viral Facebook post