<p>The U.S. Army Corps of Engineers rejected shippers&rsquo; requests to increase the flow from a major Mississippi River tributary, which a barge company said is needed to keep open the nation&rsquo;s busiest waterway. <a href="http://www.businessweek.com/news/2012-12-07/army-rejects-plea-to-boost-missouri-flow-for-mississippi-barges">More</a> (Source: Bloomberg Business Week)</p>
