Okla. Stat. tit. 60, § 60-175.39: Removal of trustee - Filling vacancies

Trustees having violated or attempted to violate any express

trust, or becoming incompetent or insolvent, or of whose solvency or

that of their sureties there is reasonable doubt, or for other

cause, in the discretion of the court having jurisdiction, may, on

petition of any person interested, after hearing, be removed by such

court and denied compensation in whole or in part; and any

beneficiary, cotrustee, or successor may treat the violation as a

breach of trust; and all vacancies in express trusteeships may be

filled by such court.