According to the report, for unknown reasons, the first vehicle crossed the center line and struck the eastbound vehicle.

Source: https://wlds.com/fatal-crash-occurs-on-illinois-route-106-west-of-winchester/?utm_source=rss&utm_medium=rss&utm_campaign=fatal-crash-occurs-on-illinois-route-106-west-of-winchester

The driver was speeding, crossing over both the fog line and the center line of County Road 75. The officer tried to make a traffic stop, but the driver continued on, at one point, driving through a stop sign.

Source: https://wjon.com/drug-dealer-sentenced-in-stearns-county-methamphetamine-bust/

The Missouri State Highway Patrol’s crash report says 57-year-old Randolph Reed of Columbia crossed the center line of Highway 5 near Unionville, striking a second vehicle.

Source: https://kwos.com/2023/06/columbia-man-helicoptered-to-des-moines-hospital-following-serious-crash-near-unionville/

Troopers say Henley caused the crash by falling asleep behind the wheel when he crossed the center line.

Source: https://kpq.com/five-injured-in-four-vehicle-u-s-97-crash-north-of-blewett-pass/