(Telecompaper) Top state law-enforcement officials across the United States are formally opening antitrust investigations into Facebook and Alphabet's Google, confirming recent reports. New York's attorney general Letitia James said her office is organising a bipartisan, multistate antitrust probe into whether Facebook stifled competition and put users at risk. Separately, Texas Attorney General Ken Paxton's office said it was launching a probe of "large tech companies" without yet naming them.