On January 29, 2017 at about 8am, Oregon State Police Troopers responded to a two vehicle fatal crash on State Route 18 about milepost 50.5 in Yamhill County near Dayton. According to Troopers on scene, a 2005 Jeep Liberty, operated by 19 year old MADELYN A WEST of Beaverton was traveling east on State Route 18. WEST’s vehicle crossed into the west bound lane of travel colliding head on with a 2000 GMC Envoy operated by 68 year old BERTHA A MARTINEZ of Dayton. MARTINEZ was pronounced deceased on the scene. WEST was transported to Oregon Health Science University with critical injuries.