A new musical shows Johnny and June Carter Cash as you've never seen them before

Toward the end of the new stage show “The Ballad of Johnny and June,” John Carter Cash cautiously approaches his mother, June Carter Cash, to discuss a treatment center for drug and alcohol rehabilitation. But not for the sake of his father, Johnny Cash, whose substance abuse issues were widely known and well documented. “You know it’s a family disease,” he explains to her. “I think you need to look at your own relationship with pills.” “During our first performance, I thought, ‘Oh my God, what if they don’t believe...