Headline: Conservative billionaire David Koch diesLink: https://world.wng.org/content/conservative_billionaire_david_koch_diesPublication Date: Friday, August 23, 2019Primary Source: World News GroupNon-Cato Author: Rachel Lynn AldrichType: new media postFormat: New MediaNature of Mention: mentionedScholar: CatoResearch Area: Government and PoliticsSubjects: the passing of David Koch