U.S. Senate candidate McNeal focused on national debt

SIOUX FALLS, S.D. (KELO/AP) — 42-year-old Justin McNeal's company Dakota Biochar works to transform wood that's fallen in the Black Hills National Forest into something farmers can use. "We're making this stuff called biochar: think of it like a sponge," McNeal said Monday. "It just acts like a big sponge, so it'll hold six times its [...]