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The Boston Globe

Sports

Andy Pettitte casts doubt on Roger Clemens HGH use

WASHINGTON — Pitcher Andy Pettitte acknowledged under cross-examination Wednesday that he might have misunderstood Roger Clemens when Pettitte said he heard his former teammate say he used human growth hormone.

Asked by Clemens’ lawyer if it was fair to say it was ‘‘50-50’’ that Pettitte misunderstood the conversation from 1999 or 2000, Pettitte responded, ‘‘I’d say that’s fair.’’

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