HE the Deputy Prime Minister and Minister of State for Defence Affairs Dr Khalid bin Mohamed al-Attiyah and HE the Deputy Prime Minister and Foreign Minister Sheikh Mohamed bin Abdulrahman al-Thani with His Highness the Emir Sheikh Tamim bin Hamad al-Thani, after being sworn in as Deputy Prime Ministers, at the Emiri Diwan yesterday morning. The oath-taking ceremony was attended by His Highness the Deputy Emir Sheikh Abdullah bin Hamad al-Thani. It was also attended by HE the Prime Minister and Interior Minister Sheikh Abdullah bin Nasser bin Khalifa al-Thani.