Musician Al Ross talks about his years with Doc Watson, whose work spanned spheres as well as years, and whose recent death left not just a hole in the world of music but in the hearts of those who treasured him. To hear Al talk about his life as a performer is engrossing. His complicated personal and professional relationship with Doc Watson is historically relevant and personally touching. Always a treat to get behind the scenes information. The love letter? Not yet clear who will get one since the options are complex.