LIVINGSTON, Calif. (KSEE/KGPE) – A sleepy driver caused a two-car rollover crash on a Livingston highway Christmas morning. CHP says it happened on Highway 99 near Winton Parkway. The cause? According to officers, one of the drivers told them they "were feeling sleepy." YourCentralValley.com is s till waiting to hear back on the status of those involved. ...read more read less