At least 33 people have been killed in an explosion and fire at a petrol station in Russia.

The blast erupted in Dagestan in southern Russia at 21:40 local time (18:40 GMT) on Monday.

Video showed a large fire lighting up the night sky and fire engines at the scene.

The fire began at a car service near the petrol station and injured dozens more people, local media reported.

Read more about what happened here.