epa05672298 Turkish president Recep Tayyip Erdogan (C) mourns during the funeral of of police officer Hasim Usta who was killed in bomb attacks outside the Vodafone Stadium in Besiktas on 10 December in Istanbul, Turkey, 12 December 2016. At least 44 people were killed and 160 other wounded in two explosions outside Besiktas Stadium and in nearby Macka Park a few hours after the night’s soccer match on 10 December. The bombs apparently targeted police officers who were securing the match. EPA/TOLGA BOZOGLU