The Riley Co. Police Dept. says a man has came forward in a hit and run that injured a 21-year-old woman last Friday.

Police said in a release late Thursday that the man was not arrested, and his identity will not be released until the investigation is over.

The Riley Co. Police Dept. released video Thursday showing the white pickup truck they say struck a 21-year-old woman last Friday.

The

twitter.com/RileyCountyPD/status/855170853197291520" target="_blank">surveillance video

focuses on a parking lot in the foreground, but the truck can be seen crossing from right to left across the screen.

RCPD described it as a light-colored 2011-16 Chevrolet or GMC extended cab pickup. Based on witness statements, they say it may have not suffered much damage.

Police identified the victim as Amber Wilhelm. She was first taken to Via Christi before being life-flighted to Stormont-Vail.

RCPD says

shortly before 2:00 a.m. near the intersection of 12th and Bluemont.

Anyone with information is asked to call RCPD or Manhattan/Riley County Crime Stoppers at (785) 539-7777 or toll-free at 1-800-222-TIPS (8477). You can also text "TIP" 353 plus your message" to CRIMES (274637).