An accomplished singer/songwriter whose yearning, probing spirit is matched by her powerful, soaring voice, Brandi Carlile straddles the line between country and rock, and has become a favorite among Americana and mainstream fans as well as a trusted collaborator of foundational artists such as Joni Mitchell and Elton John. She first made a splash with an eponymous debut album in 2005, then continued to work steadily and reliably, then cresting with the 2018 album By the Way, I Forgive You, which wound up taking home half of the six Grammys it was nominated for. Her visibility...