State police at Schuylkill Haven are investigating a rock throwing incident along Interstate 81 in Pine Grove Township, Schuylkill County, in which the windshield of a vehicle was struck. The incident occurred at 12:01 a.m. today

Troopers said Lewis Tokarick, 21, of Auburn, was driving a 2000 Ford F250 pickup truck northbound. As he neared the Swopes Valley Road overpass at mile marker 96.5, someone threw two rocks at the truck damaging the windshield.

Tokarick was not injured, troopers said. Anyone with information concerning this incident is asked to call troopers at (570) 739-1330.