It's one of the most distinctive sounds in country and bluegrass music. You can hear it in the singing of Patty Loveless, Keith Whitley and Ricky Skaggs. The way these Appalachian-born singers bend ...

Conductor Donald Nally leads The Crossing in a rehearsal of David Lang's''poor hymnal,'' at the Presbyterian Church of Chestnut Hill. (Emma Lee/WHYY) From Philly and the Pa. suburbs to South Jersey ...