Harris County Sheriff's Office investigators are releasing still photos of a vehicle involved in an aggravated assault on a 39-year-old female, and hoping you can help them identify the suspect.She was shot by an unknown subject while traveling on S. Mason drive in the Katy area of west Harris County.According to reports from HCSO, on Tuesday, July 10, 2018, deputies were dispatched to an in-progress call at 910 S. Mason Rd.A female complainant advised she was shot in her arm while driving down Mason Rd.Deputies observed a bullet hole to the driver's side window of her 4-door SUV.Witnesses, employees and customers at a nearby car-wash business stated they heard a single gunshot and observed the complainant driving into the carwash.The female stated a Ford Explorer SUV was driving next to her when she was shot.The victim told investigators she was not involved in a road-rage incident prior to the shooting. The female suffered a gunshot wound to her left arm that was non-life threating, and she was transported by EMS to the Memorial Hermann Southwest Hospital in good condition.Anyone with information on the vehicle is urged to call the Harris County Sheriff's Office at 713-274-9210.