Sabrina Watson, 25, and three children killed in wrong-way collision with semi truck on Interstate 40 near Adrian, Texas

In a statement issued Tuesday, the Texas Department of Public Safety said Sabrina Watson, 25, of Edmond, Oklahoma, and three children, ages 7, 3 and 8 months, died when their SUV was westbound in an eastbound lane and slammed into the westbound semitrailer head-on.