"The case of detained journalists will be considered by a court, it has been already transferred there," the source said.
According to a source in the Turkish Foreign Ministry, NTV's reporter Alexey Petrushko and cameraman Ivan Malyshkin had no accreditation and were detained for filming without permission in the area where the manufacturer of combat drones Baykar Savunma is located.
The Istanbul administration confirmed the detention on 4 December, adding that the period of detention was extended to three days.