PORTLAND, Ore. (KOIN) — A tow truck driver was hit Sunday morning along Interstate 84 in Northeast Portland by what authorities believe was another tow truck that did not stay at the scene.

According to Portland police, the 27-year-old tow truck driver was along the side of the road and had just finished loading a vehicle onto his truck when he was struck. The driver was found injured in front of his truck when police arrived.

The tow truck driver was taken to the hospital with serious, but not life-threatening, injuries.

Authorities said that the suspect vehicle, described as a Ford tow truck with a wheel lift mechanism on the back, continued driving and hasn’t been found yet.

Anyone who witnessed the crash or who has information about the driver involved is asked to email crimetips@police.portlandoregon.gov and reference case number 23-26728.

Stay with KOIN 6 News as this is an ongoing investigation.