Once a year, thousands of Army and Air National Guard shooters (champion marksmanship teams from each state) compete against each other at the Winston P. Wilson Rifle and Pistol Championships. In the Missouri National Guard, the top twelve guardsmen selected to represent their state at the Winston P. Wilson matches are awarded the Governor's Twelve Ribbon. This is worn on dress uniforms. Any guardsman who earns the award more than once wear Hawthorn Cluster Device(s) on top of the ribbon. In addition, these guardsman are awarded the Governor's Twelve Tab for wear on the combat uniform.