Dead Prez turns down Roc Nation

By The Hip Hop WriterHip Hop Vibe Staff WriterJay-Z has spent most of his time since The Blueprint 3 building his Roc Nation label. He was initially promoting J. Cole, but he soon added Willow Smith to the label. Soon after landing the young Smith, she posted a hit. While she was making hits, Jay-Z was signing Jay Electronica to Roc Nation.Ever since he left Roc-A-Fella/Def Jam to create Roc