An F-16 Fighting Falcon from the 120th Fighter Squadron, Colorado Air National Guard moves into place to receive fuel from a KC-135 Stratotanker with the 161st Air Refueling Wing, Phoenix Sky Harbor, Arizona Air National Guard. COANG F-16's are en route to Barksdale Air Force Base, La., to take part in Green Flag East, a pre-deployment exercise for Air Combat Command flying units who perform close-air support and precision-guided munitions delivery.