crash near dayton

DAYTON - The Washington State Patrol is investigating a crash involving a semi, with trailer, 3 miles east of Dayton on US12.  A WSP report says that just past midnight on Monday morning, the driver failed to negotiate a curve and the semi left the roadway and rolled.  The driver, later identified as 80-year-old Marvin Vansickel of Kamiah, was not wearing a seat belt and succumbed to his injuries at the scene.  Next of kin has been notified.