CLEVELAND (AP) — The Rock and Roll Hall of Fame in Cleveland will open new exhibits this fall honoring two legendary singer-songwriters. The two exhibits will pay tribute to Graham Nash and Smokey Robinson. Nash is best known as member of The Hollies and later with Crosby, Stills, Nash & Young. The Plain Dealer (http://bit.ly/1Kra25Q ) newspaper says the exhibit on Nash will open Oct.Read more on NewsOK.com