Trey Blecha of Table Rock. Doug Phillips of Humboldt. Polly Clark. Ann Velaba, Linda Hodges, Diana Platt, and Ashlynn Hartman of Pawnee City. They flit between band practices and band concerts. They are local musicians in the allvolunteer Southeast Nebraska Community Band. The age group of the band members is broad, from middle-school students to old-school senior citizens, and they come from all…