“The political network largely funded by billionaire industrialist Charles Koch has been quietly touting North Carolina Lt. Gov. Mark Robinson for his policy positions despite a litany of controversies,” according to records uncovered by CNBC. “The Koch-backed Americans for Prosperity ran digital advertisements supporting Robinson as recently as this month. It’s also funded pro-Robinson door knocking, launched a website that encouraged voters to thank him for his work as lieutenant governor, interviewed him on a podcast and hosted him for an April event featuring Sen.