in US PoliticsMark Zuckerberg and Jack Dorsey face Senate grilling over tech platforms – as it happened by Evelyn Reynolds 17 November 2020, 19:04 169 Views Source: US Politics - theguardian.comTagcloud: FacebookInternetJack DorseyMark ZuckerbergSilicon ValleySocial networkingTechnologyTwitterUS elections 2020US newsUS politicsUS SenateWorld news