A one-vehicle rollover in Sanpete County killed an Orem man, the Utah Highway Patrol says.

The UHP said that Daniel Harding, 16, of Orem, was southbound on Utah 89 Thursday when he apparently fell asleep at the wheel, drifted, overcorrected and lost control.His car subsequently rolled three times and John B. Harding, 43, was thrown from the car and killed.

Santaquin firefighters were called out to help clean up spilled oil at the scene of the accident, which occurred on the Utah County-Sanpete County line.