Grade insignia of a Cadet Captain (Civil Air Patrol)
derivative work by <a href="//commons.wikimedia.org/wiki/User:MissMJ" title="User:MissMJ">MissMJ</a>
Modification of <a href="//commons.wikimedia.org/wiki/File:C2Lt.gif" title="File:C2Lt.gif">C2Lt.gif</a>