Publicis Groupe has won Mars Inc.’s $1.7 billion global media account, displacing WPP in one of the year’s biggest advertising shake-ups. 🔗https://www.storyboard18.com/advertising/publicis-takes-over-mars-1-7-billion-global-media-account-unseating-wpp-69733.htm?utm_source=WA&utm_campaign=06