The exercise / Green Flag /began yesterday at Lucy Mouth base in the United Kingdom between the Saudi Royal Air Force and British Royal Air Force . Participating in the exercise were Saudi officers, soldiers, equipment and aircraft (Tornado). The Saudi crews arrived at Lucy Mouth base on 21 August 2007 and they were received by the Saudi Assistant Military Attaché for Air Force Affairs in the United Kingdom Air Colonel Ali bin Saleh Alqazlan and other officials. On his part, the Commander of the Saudi Royal Air Forces' group at the exercise Air Lieutenant Colonel Abdulaziz bin Abdulrahman Al-Qadiri pointed out that the exercise comes within the prepared plans to develop operational and combating readiness of the Saudi air forces and to exchange expertise with friendly air forces.