1-person died, and another was seriously injured, after a car accident in Gilroy last night. The 11 p.m.-wreck occurred on the 79-hundred block of arroyo circle, when the driver lost control of the vehicle. It went off the road and struck a tree. The 2-men were airlifted to a bay area hospital, where the 20-year-old passenger later died from his injuries. The accident is under investigation, to determine what caused the driver to lose control.