A driver was injured after his pickup truck ran off the road Saturday afternoon and overturned — closing one lane of the southbound New Jersey Turnpike outer roadway. State Police responded to the crash at 3:54 p.m. on the Turnpike local lanes in Cranbury Township. A Ford pickup truck ran off the highway, hit the guiderail and flipped over, a State Police spokesperson said. The crash closed the right lane and shoulder of the highway, according to traffic reports. The driver sustained minor injuries and was taken to a local area hospital, authorities said. The cause of the crash is under invest…