Linn-Mar senior Andy McDonald practices a march with other members of the Cedar Rapids Metro Youth Wind Ensemble, as they rehearse at Cedar Rapids Washington Performing Arts Center on Thursday, June 19, 2014. The group will perform at 6:30 Sunday, June 22 in Bever Park prior to the Cedar Rapids Municipal Band's concert at 7:30 p.m. (Justin Torner/Freelance for the Gazette)