Members of the 571st Air Force Band, part of the Missouri Air National Guard, rehearse at Lambert Field in St. Louis Saturday, June 23, 2012. The group, which is attached to the 131st Fighter Wing of the Eighth Air Force, was organized in 1941 and has been based in St. Louis since 1946. It is being hosting a final tour of the Midwest this summer, and will be decommissioned in September 2013.