The Commander of the Special Forces First Brigade Semih Terzi came to the Special Forces Headquarters with 40 soldiers. Ömer Halisdemir was given the task to kill Semih Terzi by Zekai Pasha. By joining the team of soldiers Terzi arrived with, Halisdemir shot him in the head. Halisdemir was immediately shot at by the traitors, and then carried aside. Ömer Halisdemir was martyred by 1st Lt. Mihrali Atmaca, who shot Halisdemir when he realized he had not died yet.