An explosion rips through an ammunition depot in southeast Turkey, causing a fire, local media report.

Firefighters and more than 100 ambulances have been deployed to the area in Diyarbakir Province.

The ammunition storeroom which went up in flames on Wednesday is owned by Diyarbakir Police Special Operations Department.

The cause of the explosion is not known. An investigation into the incident is underway.

There are so far no reports of any casualties or injuries.

Turkish police fall in bombings

The explosion comes hours after at least five Turkish police officers were killed in two separate bomb attacks in the country’s southeast.

In one of the bombings, three officers died and another was seriously wounded when their vehicle was hit in the town of Nusaybin, Mardin Province.

The other assault was carried out in Hakkari Province, on the border with Iraq. Two of the police died in that attack.