Petaluma Police are investigating a fatal injury collision that took place Friday afternoon. Occurring on North McDowell Blvd just north of Scott Street, officers report that a Chevy Silverado truck traveling traveling southbound hit a Nissan Sedan that was making a left turn. The driver of the truck was treated at a local hospital with minor injuries. However, the driver of the Sedan would succumb to their injuries at Memorial Hospital. The identity of either driver hasn’t been released.