At least 15 people were killed and three others injured when a passenger bus fell off a mountain road in Yemen‘s southern province of Lahj, a security official said.

The official on Sunday, who spoke on condition of anonymity, said the accident occurred in the Maqatrah district on a hazardous road linking the provinces of Aden and Taiz

He added the bus fell from a steep slope and plunged into a rocky valley below after the driver lost control due to a brake failure.

The official confirmed that the death toll includes women and children.