beyonc reportedly set join democratic presidential candidate hillary clinton friday ohio final days race presidency begin.according source cbs news singer join husband jay-z cleveland state university get-out-the-vote concert although clinton campaign provide comment report ohio key battleground state 2016 u.s. presidential election recent poll put clinton opponent donald trump ahead two points.with line performers include katy perry john legend cbs news report friday concert attempt win area young african-american voters well encourage ohio residents vote early ahead tuesday election day.via cbs anti-police beyonce campaign hillary clinton ohio