A number of high-ranking officers are also scheduled to testify.
Television network presidents are scheduled to testify before Congress next week about their election night coverage.
Ten witnesses are scheduled to testify and the hearing could be completed by the end of the day.
Current and former company officials are scheduled to testify at Monday's hearing.
He is not scheduled to testify before next month.
The main witness at the trial was scheduled to testify in Spanish.
His two older children, both teenagers, are scheduled to testify today.
The first defense witness is scheduled to testify on Wednesday.
He said the company would defend itself next week, when its representatives are scheduled to testify before the committee.
But he is not scheduled to testify after all.
