(AP) — Hundreds of National Guard troops in ice-stricken Mississippi and Tennessee mobilized Thursday to clear debris and…BELZONI, Miss. “Three days in the cold, sleeping in the cold, eating in the cold,” Alexander said. Roughly half the deaths were reported in Tennessee, Mississippi and Louisiana. Tate Reeves said 650 National Guard troops were clearing fallen trees from roads and delivering meals, blankets and other supplies by truck and by helicopter. Associated Press writers Jeff Martin in Atlanta; Jonathan Mattise and Travis Loller in Nashville, Tennessee; and Sarah Brumfield in Washington contributed to this report.