111819 404 Hundreds of containers, many carrying hazardous materials, have floated into Missouri since flooding in the upper Missouri River basin during the spring. A Missouri Department of Natural Resources officials says the agency collected more than 740 containers this year. Many are believed to be from Nebraska and Iowa. The containers range from small buckets to 500,000-gallon tanks. Many contain diesel fuel, pesticides or ammonia. Iowa Supreme Court Chief Justice Mark Cady will be