Conversation so far:
What was Hill an informant for?
Hill testified against his former associates to avoid a possible execution by his crew or going to prison for his crimes.
Did he testify?
His testimony led to 50 convictions.
Did he have to go into witness protection?
Hill, his wife Karen, and their two children (Gregg and Gina) entered the U.S.
Marshals' Witness Protection Program.

Question: Where did he move to?
Self-contained rewrite: Where did Henry Hill move to in the Witness Protection Program?