A gunman has attacked diners at a restaurant in Istanbul
The attack took place at the Big Chef restaurant in the Byekoz neighbourhood, on the Asian side of the Turkish city.
Witnesses report several injuries after a gunman entered the popular restaurant near the Anadolu Hisar fortress – a major tourist attraction – and shot a man at point blank range.
At least two others were injured and one of those has now died, according to Turkish media.
Witnesses claim the gunman entered the restaurant and shot dead a customer as part of a revenge attack for a similar killing that took place 12 years ago.
It is believed the man killed in this incident allegedly shot dead the attacker's father 2005.
The gunman is believed to still be at large.
Turkey mourns after Istanbul nightclub attack
Tue, January 3, 2017
Turkey mourns after a New Year's Day mass shooting at a packed Istanbul nightclub killed 39 people.
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Relatives of Ayhan Arik, one of the victims of the Reina night club attack mourn during his funeral ceremony on January 1, 2017 in Istanbul.
It comes just weeks after 39 people were killed when a gunman opened fire in an Istanbul nightclub on New Year's Eve.
The gunman, Abdulkadir Masharipov, is a 34-year-old Uzbek who speaks four foreign languages – Chinese, Russian, Arabic and Turkish.
He was reportedly very well trained in Pakistan and Afghanistan by Islamic State militants.
Masharipov was arrested in Turkey's Esenyurt district alongside four other people – including an Iraqi man and three women from Senegal, Egypt and Somali, who later claimed they had been forced into arranged marriages.
Police also found weapons, ammunition, two drones and nearly £164,000 in cash.