Turkish police are continuing the hunt for the gunman who opened fire at a nightclub in Istanbul - killing 39 people celebrating the New Year. The BBC's Mark Lowen reports from Turkey. Andrew Finkel is a journalist who has worked in Istanbul for more than 25 years and is author of ‘Turkey: What Everyone Needs to Know’. Nadhim Zahawi is a Conservative MP for Stratford-on-Avon and has visited the club where the attack happened and knows the owners. He comes from an Iraqi-Kurdish background. (Image: Mourners in Turkey Credit: AP)