“It’s tough to imagine Baltimore rock duo Wye Oak functioning without guitar. Axe-work has been integral to Jenn Wasner’s tense, knotty compositions since the dawn of the band’s career, and on 2011’s breakthrough Civilian it seemed less an instrument than a limb—a natural way for Wasner to express her inner thoughts and emotions. But judging from “Glory,” the second single cut from the band’s upcom”