1.   And Thompson decided not to summon important witnesses who have said they would invoke their Fifth Amendment rights not to be compelled to incriminate themselves.

2.   Arguments on whether to summon witnesses are to begin at noon EST Tuesday.

3.   At that time, Republicans may push to summon witnesses for depositions or public appearances.

4.   At the Weaver trial, Spence never summoned a witness.

5.   Both sides summoned eloquent witnesses.

6.   After the depositions next week are complete, the White House will have an opportunity to file a motion seeking to summon witnesses of its own.

7.   Daschle said the Republicans would pay a political price if they agreed to summon witnesses.

8.   It could be defeat of a motion to summon witnesses.

9.   Next weekend, senators will be allowed to raise questions, then cast a series of votes on whether to continue the trial and whether to begin summoning witnesses.

10.   On Wednesday, the Senate voted against dismissing the impeachment charges and to summon three witnesses for depositions.