A man was ejected from his pick-up truck during a crash on Route 33 Saturday night, police said.

The single-vehicle crash happened around 9 p.m. on Route 33 North in Bethlehem Township near mile marker 3.5

Police said the pick-up truck ran off the highway and rolled several times in the median.

The driver, 24-year-old David Harvey of Bethlehem, was ejected from his vehicle and injured, police said. Police did not specify the severity of the injury.

Police said it is unknown at this point as to how the driver lost control of the vehicle.

The crash remains under investigation.