18 U.S.C. § 1113

Except as provided in section 113 of this title, whoever, within the special maritime and territorial jurisdiction of the United States, attempts to commit murder or manslaughter, shall, for an attempt to commit murder be imprisoned not more than twenty years or fined under this title, or both, and for an attempt to commit manslaughter be imprisoned not more than seven years or fined under this title, or both.