The Economic Summit of Group of Twenty started here today its works aiming to revive the global economy. The Custodian of the Two Holy Mosques King Abdullah bin Abdulaziz Al Saud heads the delegation of Kingdom of Saudi Arabia to the summit. On behalf of the Custodian of the Two Holy Mosques, Prince Saud Al-Faisal, the Minister of Foreign Affairs, led the Kingdom's delegation in the inaugural session of the summit.