51.   Contaminated water at the Clark command center is just one trouble spot.

52.   Defense officials plan next spring to begin building silos and a testing command center in Alaska.

53.   Dave Gruel, the activity director, sat at one large terminal in the mission command center, watching for any signs of mechanical failure.

54.   Doctors and space officials at the command center sought to soothe Tsibliyev.

55.   Dorrance Smith, an agency spokesman, said that Allbaugh used the airborne command center on his trip to Florida and Puerto Rico on the recommendation of his staff.

56.   During the Gulf War, command centers were replete with huge maps on which commanders marked the latest enemy and allied positions.

57.   During the blaze, bus and rail operations were moved to a mobile command center and were unhindered by the incident, Littman said.

58.   Early in the film, which opened Friday, Dane and a band of mercenaries hijack the train and turn it into a computer command center.

59.   Elton John and others were content to visit the command center.

60.   Early in the battle, his men were instructed to take a command center and were met by heavy gunfire.