State Highway Patrol troopers are searching for the driver of a vehicle that they believed caused an accident early Thursday morning in Morgan County.  Miranda Binney, 33, of Sedalia, was northbound on Route DD when she was sideswiped by another vehicle, according to the crash report.  She traveled off of the roadway, struck a stop sign, a fence, and then a tree.  The driver of the other vehicle left the scene.  Binney and her passenger, Donna Shelley, 63, were taken to Bothwell Memorial Hospital with minor injuries.  The crash was reported at 1:15 a.m. near the intersection of Route DD and Foxtrot Road.