A tour bus returning from a casino crashed into the rear of a semi-tractor trailer on Sunday near Palm Springs, California, killing 13 people and injuring 31 others, according to state police.
The bus driver was among those killed and the truck driver was injured, California Highway Patrol division Chief Jim Abele said at a press conference. Injuries range from minor to moderate, Abele said.
The 1996 MCI bus, operated by USA Holiday, was returning to Los Angeles from the Red Earth Casino near Salton Sea, according to Abele.
The accident happened at 5:17 a.m. local time on westbound Interstate 10, officials said. The cause was not immediately known.