Some of the people who might be called to testify were now elderly, with faulty memories.

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Lundgren could be called to testify during the trial, which could last three weeks.

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Dr. Christopher Rogers, the deputy medical examiner who conducted the autopsy on Jackson, will be called to testify after that questioning of Martinez concludes Thursday.

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AOL's chief executive Steve Case, and Time Warner's Gerald Levin, are to be called to testify before Congress later this month to discuss the issue.

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New prosecution witnesses will be called to testify Tuesday afternoon.

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For example, they might be called to testify as to whether the snowfall in a given month was typical or atypical, in order to determine whether a roof that collapsed was properly designed.

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Ms Lagarde was instead made an assisted witness in the case, meaning she will be called upon to testify but is not directly under suspicion.

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