GOP stars mixed with 'Duck Dynasty' and Scott Baio in 2016 RNC speakers line-up

CLEVELAND -- The Republican National Convention 2016, which runs Monday through Thursday, will feature a traditional lineup of politicians, including Gov. Chris Christie, House Speaker Paul Ryan and other prominent Republican elected officials. The quadrennial gathering also will feature speakers who usually don't appear at a convention podium, including Willie Robertson, star of the cable-TV program…