Google seeks to acquire ad tracker

By ASSOCIATED PRESS BRUSSELS, Belgium -- Google Inc. said Friday it had filed for European Union permission to take over online ad tracker DoubleClick, a $3.1 billion deal that already has stirred concern about the control it will give Google over Internet advertising. "We asked the European Commission to look at the proposed acquisition. We believe this deal is positive for both users and advertisers and fosters competition," Google's antitrust counsel Julia Holtz said in a statement. Search engine rival Yahoo Inc. immediately said the deal...