Sorrow Road by Julia Keller Minotaur Books, PB, $15.99, 351 pages, ISBN 978-1-250-08959-5 The green rolling hills of West Virginia are the nearest thing to Heaven that I know though the times are sad and drear and I cannot linger here they’ll keep me and never let me go . . . are the opening words to a song that was made famous by Emmylou Harris. It was written