A hair-raising accident occurred near Yongdam Tunnel on the Seohaean Expressway in Ansan, Gyeonggi Province, when a vehicle changing lanes collided with a bus entering from an access ramp.

What on earth happened on the highway that day? We have captured it in this on-site video.

(Reported by Kim Hee-jung | Produced by Yang Hyun-yi | Video edited by Chang Yu-jin | Designed by Lee Soo-min | Produced by Morning Wide Part 3)