Stewart Friesen, a four-time NASCAR Craftsman Truck Series race winner who captured a win at Michigan International Speedway earlier this year, sustained seriou

NASCAR Truck Series driver Stewart Friesen was injured in a dirt modified car crash on Monday night. According to his wife Jessica, Friesen suffered “an unstable/open-book pelvic fracture, meaning his pelvis is broken in two or more places” and there is a large hematoma on his pelvis.