Premier Li Keqiang extended his condolences on Monday in a telegraph to his Turkish counterpart Binali Yildirim over a deadly terrorist attack in a nightclub in Istanbul during New Year's Eve celebrations.

In the telegraph, Premier Li mourned victims of the attack and expressed sincere condolences to the Turkish prime minister, the victims'families and those injured in the accident.

Xinhua News Agency reported that a gunman stormed into Istanbul's Reina nightclub on the early morning of Jan 1 and shot at hundreds of people gathering for New Year's celebrations, leaving at least 39 dead and more than 60 injured. The agency also reported that Istanbul Governor Vasip Sahin described the shooting spree as an act of terrorism.