Premier Kathleen Wynne says she wants a retraction.
Wynne is threatening Patrick Brown with legal action, saying the Opposition leader had told reporters that she was standing trial in a Liberal bribery case.
A letter from the premier's lawyers says Wynne is not on trial or even under investigation, but is rather offering voluntary testimony and co-operating with the court process.
Wynne's office made the letter public moments before she took the witness stand in a trial in Sudbury for two former Liberal staffers who are facing bribery charges under the Election Ac
Brown was not available for comment.