The hardcore images -- described by students as gay pornography, according to the Pittsburgh Post Gazette -- were stored on a portable flash drive owned by a Central Blood Bank employee. That USB stick also contained the safe-
for-all-ages
PowerPoint presentation. But unfortunately, the Gazette noted, when Assistant Principal Tim Kotch plugged the drive into a computer, he unwittingly clicked on the wrong file, causing several explicit photos to appear on the school's giant TV screen.