11.   Prosecutors summon potential witnesses before grand juries every day.

12.   The best bandage for their impeachment drive, the House Republicans say, would be to summon witnesses.

13.   The main sticking point was whether to summon witnesses.

14.   The panel could hold more elaborate hearings, summon grand jury witnesses, as well as call new witnesses and expert witnesses.

15.   The presentations also sought to persuade senators that key witnesses should be summoned, an issue at the core of heated debate leading up to the trial.

16.   The panel will have the power to summon witnesses, decide on granting immunity and produce a report that will be made public.

17.   The Republican-led Senate voted on Wednesday to summon witnesses for testimony in the impeachment trial of President Clinton after refusing to dismiss the case.

18.   He summoned three witnesses in a lawsuit filed by the Galapagos National Park.

19.   It was not immediately clear if the prosecution intends to summon witnesses from the United States, or if American law enforcement officials will attend the trial.

20.   Ten witnesses were summoned, but only eight showed up.