Google's digital ads empire faces potential breakup as antitrust remedy trial kicks off
1. DOJ proposes forced breakup of Google's AdX to enhance competition. 2. Google argues breakup risks damaging advertising technology platform. 3. Judge Brinkema to oversee hearings impacting Google's digital advertising monopoly. 4. Google plans to appeal ruling that identified multiple illegal monopolies. 5. Possible divestiture could significantly reshape Google's advertising landscape.