KANSAS CITY, Kan. (KCTV) – Three drivers and a passenger were all injured after a 4-car pile-up on I-635 south of I-70 in Kansas City. The Kansas Highway Patrol indicates that just after 4:50 p.m. on Friday, Oct. 18, emergency crews were called to the area of southbound I-635 and I-70 with reports of a 4-vehicle pile-up.