HH the Emir Sheikh Tamim bin Hamad al-Thani holding talks with the GCC secretary general Dr Abdullatif bin Rashid al-Zayani at Al-Bahr Palace yesterday. They discussed topics related to co-operation among GCC member-states. The GCC secretary general briefed the Emir on the ongoing preparations for the 15th consultative meeting of the leaders of GCC, which will be held in Saudi Arabia.