Two attackers opened fire at an Istanbul nightclub early on Sunday morning, wounding several people, Turkey's NTV television reported. Around 20-30 people may have been wounded in a gun attack on an Istanbul nightclub early on Sunday, the Turkish broadcaster reports.
Television footage showed ambulances and police vehicles on the street outside the nightclub in the Ortakoy district of Turkey's largest city.
According to CNN Turk, at least one attacker remains inside the club initially.
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(Reporting by Ece Toksabay and Humeyra Pamuk; Writing by Nick Tattersall)