Two guitars. Two voices. Fifteen years since the duo last stopped by the Tiny Desk, not much has changed in how they present themselves, right down to their preferred guitar tuner. This is how it's ...

“Every day is getting straighter,” Gillian Welch sang Saturday night. “Time’s the revelator, the revelator.” The 57-year-old Welch stood alongside her long-time musical partner, David Rawlings, 55, on ...