51.   Investigators declined to say on Wednesday what explanation the pair gave for their movements.

52.   It gave no explanation for the latest delay.

53.   James H. Billington, the librarian, gave no explanation for his decision.

54.   Judge Lance Ito gave no explanation for the latest switch in jurors, the sixth since the beginning of the trial.

55.   Keesee gave no explanation as to why he was in the Middle East.

56.   McCoy said he had been given no explanation for his decreased minutes, nor had he asked for one.

57.   McKinney gave no explanation for the discrepancy other than to say his answering machine is frequently broken.

58.   Miller will appear before the union to give an explanation of his actions, detailed last week in a New York Times report.

59.   Ms. Johnson said that the North Koreans gave no explanation for canceling the deal.

60.   Money managers gave several explanations.