Covington (United States) (AFP) – Turning his back on the right-wing Republican chaos in Washington, President Joe Biden appeared Wednesday in Kentucky with one of his most prominent opponents to tout a new bridge — painting the project as a symbol of what a united country can achieve. The split screen could not have been more jarring. In Congress, divided Republicans were for a fourth time failing to agree who should be speaker of their newly won majority in the House of Representatives, a show of party dysfunction last seen 100 years ago. Meanwhile, standing under the Brent Spence Bridge in…