Merging a traditional bluegrass sound and first-class picking with pithy songwriting that often confronts personal issues and political matters head on, Chatham County Line are a North Carolina foursome who first came together in 1999. In the mid-'90s, guitarist Dave Wilson was a member of a country-rock band called Stillhouse, whose sound merged Gram Parsons and Neil Young, when he met Greg Readling, a pedal steel player who could also handle upright bass. Both were interested in the possibility of forming an acoustic country band, and fiddle and mandolin master John Teer and...