Conversation so far:
What abuse took place at Broadmoor Hospital?
After an ITV1 documentary Exposure: The Other Side of Jimmy Savile in October 2012, allegations of sexual abuse by Savile were made or re-made by former patients and staff.
Who were the allegations of sexual abuse against at Broadmoor Hospital?
Jimmy Savile had a sexual abuse scandal at Broadmoor Hospital.

Question: How was Jimmy Savile involved with the hospital?
Self-contained rewrite: How was Jimmy Savile involved with the Broadmoor Hospital?