Fall Music Preview: 21 Albums to Watch

From M.I.A. to N.I.N., 2013 wraps up with some big names. Nine Inch Nails Hesitation Marks September 3 Trent Reznor took Nine Inch Nails on a "retirement" tour a mere four years ago, but now the band’s back with an album whose packaging art explicitly harkens back to NIN’s 1994 masterpiece The Downward …