NATIONAL JOURNAL Charles and David Koch, “the billionaire brothers who are perhaps the best-known patrons of conservative Republican politics, are bespectacled and in their 70s. They look genial enough. But Democrats are embarking on a broad effort that aims to unmask the press-shy siblings and portray them, instead, as a pair of villains bent on wrecking progressive politics. On Thursday, the” DSCC “is starting a digital campaign that will use Internet ads and videos, as well as social media, to tie Republican Senate candidates to the policies and actions of the Koch brothers. Its slogan: ‘The G.O.P. More…
