Washington State Patrol (WSP) troopers arrested a suspect believed to be involved in some of the recent shootings that have happened on highways in south King County. Marco A. Ramos Valdez, 28, was charged with two counts of drive-by shooting and two counts of assault on Saturday, Dec. 9. Authorities have been investigating six shootings on south King County highways that happened Wednesday night. A driver in one of the shootings was struck in the neck by a bullet and treated at Harborview Medical Center. Charging documents said the victim's wife, who is six-months pregnant, was in the passenger seat of the car. READ MORE: https://www.king5.com/article/news/crime/arrest-recent-highway-shootings-south-king-county/281-ea95676e-d0a8-4e7c-97c1-c3436108624b