Google Faces U.S. Regulators Who Want More Than Just Fines

On Thursday, after a barrage of antitrust lawsuits, Google mounted a defense of its most valuable business. The response showed it’s not a Ma Bell breakup Google fears, but being forced to alter its crown jewel—the search engine.

The latest U.S. monopoly case against the company came from 38 state attorneys general, led by Colorado, piling on to a separate state case, filed the day before, and one from the Justice Department. Colorado’s suit accuses Alphabet Inc.'s Google of abusing its “virtually untrammeled power over internet search traffic.” It’s a familiar complaint from rivals in adjacent businesses, such as Yelp Inc. ...