FILE - In this Jan. 28, 2013 file photo, Missouri Gov. Jay Nixon delivers the annual State of the State address to a joint session of the House and Senate in Jefferson City, Mo. With th

 

              FILE - In this Jan. 28, 2013 file photo, Missouri Gov. Jay Nixon delivers the annual State of the State address to a joint session of the House and Senate in Jefferson City, Mo. With th
FILE - In this Jan. 28, 2013 file photo, Missouri Gov. Jay Nixon delivers the annual State of the State address to a joint session of the House and Senate in Jefferson City, Mo. With the help of a few Democrats, Missouri's Republican-led Legislature appears to be positioned to override Nixon's veto of a high-profile bill that seeks to nullify federal gun-control laws in the state and make criminals out of federal agents who attempt to enforce them. (AP Photo/Jeff Roberson, File)