Assault weapons and hand guns seen for sale at Capitol City Arms Supply on Jan. 16, 2013, in Springfield, Ill. (AP Photo/Seth Perlman, File) CINCINNATI (CN) — Machine guns are atypical weapons not ...

The Potter Stewart U.S. Courthouse in Cincinnati, home of the Sixth Circuit Court of Appeals and U.S. District Court for the Southern District of Ohio. (Carol M. Highsmith/Library of Congress) ...