A manhunt is underway in Virginia for a gunman who shot and killed a dentist outside his office.
Newport News dentist William Trolenberg, 65, was found shot in a parking lot nearby his practice just after 5 p.m. Wednesday, according to the Newport News Police Department.
(MORE: Youth basketball coach gunned down in front of his home: Officials)His body was found just outside of his car, said police, and no motive has been released.
Police are searching for the gunman and have released photos of a possible person of interest.
Authorities are asking the public to help identify him.
ABC News' Ben Stein contributed to this report.