5 accomplished artists who (probably) won't make the Rock Hall

More than 300 artists have been inducted into the Rock & Roll Hall of Fame, with a new batch of honorees being celebrated in November. State of play: The Rock Hall has branched out and embraced genres like hip-hop, country and pop over the past decade. While it seems like accomplished artists in just about every mainstream music genre now have a shot at getting in, a few amazing acts still feel like long shots. Here's five: Nas Hip-hop has been...