Riyadh Saudi Arabia King Fahd National Library
The incident took place in the Al Olaya neighbourhood of Riyadh.

Dubai: One expat worker was killed, and three others injured today morning in an explosion due to gas leak in an air-conditioning maintenance shop in Riyadh, local media reported.

The General Civil Defence dispatched its teams immediately to the scene after receiving an emergency call reporting the explosion at the shop in Al Olaya neighbourhood.

Police have launched an investigation to determine the cause of the blast in the shop.