FRIDAY, SEPTEMBER 12, 1997
Style: Thomas v. Singletary, No. 90,128; Downes v. Singletary,
No. 90,188.

Facts: Petitioners seek writs of habeas corpus, claiming that the Department ofCorrections and the Parole Commission have unconstitutionally revoked their controlrelease credits in violation of the Ex Post Facto Clause of the U.S. Constitution asconstrued by the U.S. Supreme Court.

Issue: Whether petitioners' rights under the Ex Post Facto Clause have been violated.