81.   But Tom Mashberg, a reporter for The Herald, had a possible explanation.

82.   But what could be the possible explanation for a loss?

83.   But this is only one possible explanation.

84.   Carmona offered a possible explanation in an interview with The Arizona Republic.

85.   Christiane Ayotte, who heads the University of Quebec lab that did the test, said the only possible explanation was that he took steroids.

86.   David Moore, the managing editor at Gallup, said there are two possible explanations for this difference.

87.   Dr. Kenneth T. Jackson, the president of the New-York Historical Society, has several possible explanations.

88.   Estrogen is a possible explanation.

89.   Even the baseball strike and the lack of riveting news events like the presidential election were cited as possible explanations.

90.   Experts and officials offered several possible explanations for the accident pattern.