Killdeer Trio, An Otsego Original, Finding Its Groove By IAN KENYON For Wyatt Ambrose, Sebastian Green and Evan Jagels, 2022 is a year nearly a decade in the making. In May, the trio—now officially the “Killdeer Trio”—sat down for their first rehearsal with the intent to perform as a band. Their debut performance followed in less than a month and since then has propelled Ambrose, Green and Jagels, all Otsego County residents, into back-to-back performances throughout the area. “This group…