11.   But the witness could face perjury charges and a revocation of immunity if a prosecutor believes that the witness has lied about a material fact in sworn testimony.

12.   By charging Piggie with conspiracy, prosecutors believe other people participated in the alleged fraud.

13.   Federal prosecutors believe that most of the cases Siler and Barnett worked on were legitimate.

14.   Federal prosecutors believe the appearance of the Justice Department report in the Seattle case presages more to come.

15.   Federal prosecutors believe Hubbell also may know all about Whitewater.

16.   For the most part, prosecutors believe they allow room for being tough on juvenile offenders and protecting public safety.

17.   He added that prosecutors did not believe the decision would delay the schedule for the trial.

18.   He declined to detail where, how or when prosecutors believe the boys were killed, or what evidence implicates Short.

19.   However, the witness could face perjury charges and a revocation of immunity if a prosecutor believes that the witness has lied about a material fact in sworn testimony.

20.   If prosecutors believe that there is evidence of noncompliance, they can bring an action in federal court to have the local government held in contempt.