Faith is a major theme in several recent country music hits—and that concerns some industry insiders In May a Christian record label for the first time scored a No. 1 single on Billboard's country charts. The hit song was "Three Wooden Crosses" by Randy Travis, a former country superstar now recording with Word Records. This song—about a car wreck, a roadside shrine, and the memorable image of a blood-stained Bible—is not alone in bringing explicit Christianity into the popular culture. In the country music scene, as many as 10 of the top 60 songs refer directly to God, Jesus, prayer,...