21.   These aircraft are able to refuel in midair.

22.   Low flying aircraft are a constant irritant in this area.

23.   The aircraft was able to fly over the endless white plains without difficulty.

24.   The following day, Iranian aircraft were over Baghdad.

25.   Commercial aircraft are global products.

26.   The aircraft would be able to launch the missiles at a considerable distance from well-defended targets.

27.   The complete loss of power had occurred when the aircraft was in a position from which a successful forced landing could not be accomplished.

28.   That the aircraft is almost time-expired and costs a small fortune to operate is almost a secondary consideration, but a damning one nonetheless.

29.   President Bush has said Allied aircraft are ready to attack again if the need should arise.

30.   There is always an element of risk in flying but historic aircraft are not unsafe.