 Turkey vowed February 12 to investigate thoroughly anyone suspected of responsibility for the collapse of buildings in the country's devastating earthquake six days ago and has already ordered the detention of 113 suspects. Video released by Istanbul Police Department showed the arrest of property developer Mehmet Yasar Kaskin at Istanbul Airport February 10 as he tried to leave the country for Montenegro. Kaskin is contractor of the Ronson's residence block which collapsed in Antakya. The developers said in a statement to prosecutors that he did not know why the complex collapsed and that his desire to go to Montenegro was not connected with the disaster. Video released by Istanbul Police Department also showed the arrest February 11 of Mehmet Ertan Ikay. Developer of the ICE Mehmet Pala Department Complex which collapsed in the city of Gaziantep. Turkish Vice President Fyut Atay said overnight that 131 suspects had so far been identified as responsible for the collapse of buildings in the 10 provinces affected February 6 tremors. Detention orders have been issued for 113 of them. Vice Atay told reporters in a briefing at the Disaster Management Coordination Center in Ankara. We will follow this up meticulously until the necessary judicial process is concluded, especially for buildings that suffered heavy damage and buildings that caused deaths and injuries. He said the Justice Ministry had established earthquake crimes investigation bureaus on the quake zone provinces to investigate deaths and injuries.