The former deputy commissioner of the OPP is already suing the Ontario premier for defamation.
A report said the premier didn't break the rules — but those rules don't apply to his chief of staff.
But the commissioner said the process was flawed in some ways.
The PC government's initial appointment of Ron Taverner sparked backlash.
His appointment triggered an avalanche of accusations of political interference.
The former deputy commissioner wants the ombudsman to review Ron Taverner's hiring as OPP commissioner.
The former deputy commissioner is threatening to sue Premier Doug Ford.
OPP deputy commissioner Brad Blair wanted a hearing as quickly as possible.
A deputy commissioner of the force wants Ontario's ombudsman to investigate.
Ontario's integrity commissioner is investigating.