sentences:  However, in 2011, the auditorium closed to begin a three-year renovation, causing the marching band to perform three of its annual concerts in varying locations across the state of Minnesota, including concerts in Rochester, Minnesota and Willmar, Minnesota.The band returned to performing its regular two-concert series at Northrop Auditorium after the renovation was completed in 2014.In addition to the two annual concerts, the band performs a concert every other year at the Mayo Civic Center in Rochester.