INDONESIAN authorities are investigating the cause of a severe fire that broke out at a repair yard on the morning of Monday 11 May.

The incident occurred at Waruna Shipyard in Belawan, Medan.

The fire apparently started on board the Aframax tanker Jag Leela and spread to a neighbouring ship.

Details are still being clarified but it is understood there have been injuries. Some of the footage incident was caught on camera and posted on YouTube.