About 50 passengers on a Greyhound bus heading across the state of New Mexico were involved in a catastrophic head-on collision with a semi-truck. Eight people, including seven passengers and the driver of the Greyhound bus, were killed in the New Mexico bush crash. Nearly all other passengers were injured and taken to area hospitals. The driver of the semi-truck survived. The Greyhound bus began its trip in Albuquerque and was heading towards Phoenix at the time of the New…