One of the Madsion Railroad's two EMD repowered Baldwin VO-1000M's, CMPA 4, drills interchange cars in the CSX interchange yard in North Vernon, passing one of the Indiana Subdivision's many remaining examples of classic B&O Color Position Light signals. CMPA 4 is painted in a special tribute scheme for the U.S. Navy, while sister CMPA 5 is painted in a U.S. Army tribute scheme.