"Dragging people - that's not how you do business. He should have been in a wheelchair, on a gurney or something," said Angus Love, executive director of the Pennsylvania Institutional Law Project, which has filed class-action lawsuits on prison conditions, including understaffing, overcrowding and abuse. "These things happen all too frequently. They don't have sufficient personnel to run the prisons. That's a systemic problem that would contribute to this problem."