View Post Agencies Cadillac Leaves Hill Holliday, Goes to Lowe Campbell Ewald By Patrick Coffee on Sep. 9, 2014 - 11:39 AM Well, we got scooped. Confirming tips we received last week and this morning, Adweek reports that IPG has indeed folded the Rogue unit it created to serve client Cadillac after the company suffered “an 18 percent plunge in ...