US accuses Visa of debit card monopoly BBC.comJustice Department accuses Visa of debit network monopoly that affects price of ‘nearly everything’ CNBCDOJ’s Visa antitrust lawsuit alleges debit card company monopoly USA TODAYUS Justice Department accuses Visa of illegal monopoly that adds to the price of ‘nearly everything’ CNNU.S. Accuses Visa of Monopoly in Debit Cards The New York Times