Locked inside the Jehovah’s Witnesses world headquarters are secret files detailing sexual abuse by members of the religious denomination. Some of those files are slowly coming to light thanks to a grand jury investigation by state Pennsylvania Attorney General Josh Shapiro’s office that was spurred by The Inquirer. With Shapiro scheduled to be sworn in as Pennsylvania’s 48th governor on Jan. 17, hopefully the investigation will continue at full steam. Shapiro has been fearless in taking on influential religious institutions, starting with a 2018 grand jury report of the Roman Catholic Church …