PLEASE NOTE: EDIT CONTAINS CONVERTED 4:3 MATERIAL<br/> <br />This twisted metalwork is all that's left of a makeshift tent after a fire that killed eleven of the 15 people sleeping inside.<br/> <br />The blaze happened at the site of a shopping mall under construction in the Turkish city of Istanbul.<br/> <br />The victims were construction workers.<br/> <br />Grieving relatives of the dead gathered outside the mortuary where their remains were taken.<br/> <br />Forensic experts are combing through the debris to find out what caused the fire.<br/> <br />An electric heater was being used at the time.<br/> <br />Some suggest an electrical short circuit may have started the blaze which also spread to two other tents.<br/> <br />Paul Chapman, Reuters
