Turkey nightclub attack: What we know

Thirty-nine people were killed and dozens wounded Sunday when a gunman stormed a popular Istanbul nightclub and sprayed bullets at revellers celebrating the New Year. Here is what we know about the massacre early Sunday, the latest to rock Turkey after a bloody 2016. The assailant shot dead a policeman and a civilian at the entrance to the Reina nightclub and then went on a shooting rampage inside, officials said.