Social Media Weekend Update for January 21, 2018 #socialmedianews • Facebook puts the trustworthiness of new sources in the hands of the users • Facebook further test stories on desktop • Facebook is changing how photos are displayed in the news feed • WhatsApp launches its business app • Instagram is testing a new type feature for stories • Google will make page speed a factor in mobile search ranking starting in July • Show notes at http://stellar247.media/smwu12118