Pennsylvania’s attorney general is leading an investigation into the Equifax credit breach that has affected 143 million people, including 5.4 million people in Pennsylvania. State Attorney General Josh Shapiro over the weekend joined with 32 other attorneys general and sent a letter to Equifax, demanding the company hand over information about how and why the widespread security breach happened.Shapiro demanded the company stop charging fees to consumers who’re attempting to freeze their credit after the breach. He’s also wanting to know why the company took six weeks to notify the public about the breach.