Google Faces Blockbuster Antitrust Case—Again

ALEXANDRIA, Va.—It is a rare day when a company faces a federal-government lawsuit alleging it is illegally monopolizing the marketplace. Google is facing the second such case in less than a year, placing unprecedented U.S. legal pressure on the search giant.

U.S. District Judge Leonie Brinkema heard opening statements Monday in the Justice Department’s case alleging Google has an unlawful grip on the market for software used to buy and sell digital ads, known as ad-tech. -- More...