Van and box truck crash in Upper Makefield Township. (Upper Makefield Township Police Department)BUCKS COUNTY, Pa. - Police are investigating after a crash left two people injured, and two vehicles severely damaged early Saturday morning.A van was traveling on Taylorsville Road in Upper Makefield Township when police say it crossed it oncoming traffic.The truck reportedly crashed into a box truck, sending both drivers to the hospital with non-life threatening injuries.A photo from the scene shows the front of the van to be bent, while the passenger side of the truck is partially smashed.