1 killed in blast near riot police building in Turkey

One person was killed and four others injured in an explosion that occurred at a riot police building in the southeastern province of Diyarbakir on Tuesday, the governor's office announced.

An explosion occurred during the repair of an armoured vehicle in the Diyarbakir Provincial Security Directorate compound in Baglar district, parts of the roof of the building have collapsed, local Dogan News Agency reported.

Earlier, Interior Minister Suleyman Soylu confirmed that one person was trapped under ruins and another was heavily injured in the blast.

"The blast was in a part of the building for riot police, where maintenance is carried out on vehicles," he was quoted by broadcaster CNN Turk as saying during a speech in Istanbul.

The minister said that the explosion was not caused by outside interference, ruling out a terrorist attack.

Meanwhile, police warned citizens of possible gas leakage, adding that they should refrain from using propane cylinders in their kitchens or smoking nearby the accident area.