Tourist die in U.S. bus crash

The victims are tourists from China who were killed when the bus crashed near the Hoover Dam.

American investigators are still trying to find out what caused a bus laden with Chinese tourists to crash in Arizona.

They say the vehicle veered across the road and overturned near the Hoover Dam.

Seven people have been killed.

Ten more including the driver have been injured.

Some were said to be seriously hurt.

The victims were tourists from the Chinese city of Shanghai.

They were travelling back to Las Vegas after visiting the Grand Canyon when the accident happened.

Paul Chapman, Reuters