51.   The tankers, which refuel other planes in midair, have proven invaluable in long-distance military missions, including those over Afghanistan.

52.   The transportation ministry did not allow the plane to be refueled.

53.   Their only demand was that the plane be refueled for a flight to Cairo.

54.   They demanded the plane be refueled and said they wanted to fly to Munich, Germany, he said.

55.   They demanded the plane be refueled and said they wanted to fly to Munich, Germany.

56.   They refused to refuel the planes or place baggage on the aircraft.

57.   This type of plane is used to refuel other planes while in the air, either during missions or in training.

58.   Utku, the airline official, was quoted by Anatolia news agency as saying the Bulgarians refueled the plane after the hijackers threatened to blow it up.

59.   Utku was quoted by Anatolia news agency as saying Bulgaria refueled the plane after the hijackers threatened to blow it up.

60.   While the plane was in Baku, officials negotiated with the hijackers and agreed to refuel the plane.