In this segment, John Ydstie talks with NPR's Jean Cochran, who is at Graceland mansion. She has made a personal pilgrimage to the site to remember Elvis Aron Presley on the 25th anniversary of his death. John also talks with music historian Robert Gordon, who has compiled Elvis memorabilia for a new biography called The Elvis Treasures. Included with the book is a 60-minute CD of journalist interviews with Elvis from over three decades. We hear excerpts and music from the CD. (12:59) The book and CD are published by Villard Books.