Residents are being warned to drive with caution after a person was killed by a thrown rock on a road commonly used to commute between Santa Clarita and Las Vegas. Early Tuesday morning, while driving down Highway 138, approximately 65 miles east of Santa Clarita, a car was struck by a rock, killing the driver. ... The post Person Killed By Rock On Road Commonly Used To Drive From Santa Clarita To Vegas  appeared first on KHTS Radio.