Petition of the day

Thepetition of the day is:

Issue:Whether a person in federal custody is entitled to file an application for habeas corpus under 28 U.S.C. 2241 because a 28 U.S.C. 2255 motion is inadequate or ineffective to permit him to raise a claim that his conviction or sentence is invalid under an intervening and retroactively applicable statutory-interpretation decision of the Supreme Court.