BANGKOK (AP) — A chartered bus overturned in eastern Thailand early Wednesday morning, killing 18 people and injuring 31, officials said. The accident occurred in Prachinburi province during an overnight journey from northern Thailand to coastal Rayong province for a municipal study tour.

A double-decker bus carrying 49 passengers overturned on a downhill road in Thailand's Prachinburi province early Wednesday, killing 18 people and injuring 31, authorities said.

At least 18 people have been killed and 23 injured in eastern Thailand after a tour bus rolled upside down into a ditch, police said. “It was a downhill road and the brakes failed, and the driver lost control of the vehicle before it overturned,