The attack is currently blamed on Islamic State-linked jihadist militias.[160] 24 July - Operation Martyr Yelcin was a launched by the Turkish Air Force against Islamic State of Iraq and the Levant (ISIL) positions in Syria and Kurdistan Workers' Party (PKK) positions in Northern Iraq on 24 and 25 July 2015.[161] PKK bombed a police station in Diyarbakir Province, wounding 7 police officers.[162] 25 July - A PKK car bomb killed 2 Turkish soldiers and wounded 4 in Diyarbakir Province; hours later, masked kurdish guerillas attacked a police patrol in Istanbul, severely wounding 3 police officers and lightly harming 1 civilian.[162] On the same day 15 construction workers and 1 police officer were abducted by PKK fighters in Sirnak Province.