The CBOT traded sharply higher on Wednesday with Tuesday’s rallies in corn and wheat sparking follow-through fund and speculative buying. Moreover, the latest South American weather forecasts are turning drier for Paraguay and central Brazil, which will continue to disrupt crop potential in those regions. Ag markets were also reacting to persistent Russian aggression towards Ukraine, with Russian President Putin seemingly ignoring threats from the EU and NATO. Russian action in Ukraine would create a surge in wheat and other grain markets as the probable resulting sanctions would restrict world grain supplies. Traders in both futures and cash markets are increasingly worried about this possible event, and “political risk premia&...