Who is Young Woman from Mountain Language and what is their importance?

Sara Johnson is the young woman. She has traveled to the prison to visit her husband, Charley. Once at the prison, she is interrogated by the officials and comes to observe that her husband has been tortured. Although she is the epitome of strength when we first meet her, over the course of the play, we see Sara capitulate to the demands of the officials...... willing to do anything to see her husband.