A F-15E Eagle assigned to the 4th Fighter Wing, Seymour Johnson Air Force Base (AFB), North Carolina, receives in-air refuel over the Mediterranean Sea from a KC-135 Stratotanker assigned to the 92 Air Refueling Wing, Fairchild AFB, Washington. The F-15 Eagle is deploying to Quatar in support of the AIR EXPEDITIONARY FORCE (AEF) 97-1. Under the AEF concept almost all of the Air Force will be divided into 10 force packages, each with a cross-section of Air Force weapon systems drawn from geographically separated units. These AEF packages will be able to respond within 72 hours of notification of any unexpected contingency