571 N.E.2d 143 BROWN, APPELLANT, v. CITY OF CINCINNATI, APPELLEE. No. C-880337Court of Appeals of Ohio. Decided July 19, 1989. Negligence — Municipalities — Sovereign immunity — Public duty doctrine does not immunize city from liability for negligence in injuring private citizen rescuing police officer — R.C. 2921.23, construed. O.Jur 3d Criminal Law § 2127. […]