LOS ANGELES (AP) — An investigator says a California Highway Patrol officer videotaped repeatedly punching a woman on the side of a Los Angeles freeway had just pulled her from oncoming traffic and she pushed him.

The CHP investigator outlined the July incident in a request to search 51-year-old Marlene Pinnock’s medical records.

READ MORE: CSU System Likely To Drop SAT, ACT For Admission

Court documents say Pinnock kicked her legs and grabbed the officer’s uniform while he struck her head several times with his fist.

The investigator says Pinnock suffered no signs of physical injury. Her attorney, Caree Harper, says Pinnock had a bloody nose, black eyes, bruises and scratches.

READ MORE: Water Main Break Floods Cahuenga Blvd. In Hollywood Hills

Pinnock has filed a federal lawsuit alleging civil rights violations, excessive force, assault, battery and a violation of due-process rights.

The CHP has forwarded its excessive force investigation to prosecutors for potentially serious charges.

MORE NEWS: Flurry Of Small Earthquakes Hit Grapevine Region

(Copyright 2014 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.)