His Majesty King Hamad has commended the pivotal role played by the US Administration to further support regional security and international peace.He received Central Intelligence Agency (CIA) Director William Burns, in the presence of His Royal Highness Prince Salman bin Hamad Al Khalifa, Crown Prince and Prime Minister, his Personal Representative Shaikh Abdulla bin Hamad Al Khalifa and his representative for humanitarian work and youth affairs, National Security Adviser Shaikh Nasser bin Hamad Al Khalifa .