Adair County High School Marching Band has swept all titles in their class and are now the 2015 BOA Grand National Class A Champions. Adair County has previously won national championships in 2005 and 2007. Adair also captured the awards for Best Overall Music, Best Overall General Effect, and Best Overall Visual Performance in Class A. They compete tonight in class exhibition at 6:45 pm central time at Lucas Oil Stadium in Indianapolis, IN.