To watch and hear a finely calibrated marching band on the field is a thing of beauty. But, there are a lot of finicky details to address in getting to that level. And there's a paradox as well. Polly Middleton talks with GLT's Ryan Denham about her new role as the marching band's director. Plus, the Evergreen Cemetery Walk by the McLean County Museum of History kicks off this weekend. And an author gives us the sounds of trees growing. Judy Valente has that interview.