10 killed, 15 wounded in Istanbul blast: Local authorities

Ten people were killed and 15 wounded today when a blast of unknown origin rocked the main tourist hub of Turkey’s largest city Istanbul, the governor’s office said.

“Investigations into the cause of the explosion, the type of explosion and perpetrator or perpetrators are underway,” it said in a statement quoted by the Dogan news agency after the blast in the Sultanahmet neighbourhood.