Just the fact that many uncertainties now exist between Russia and Ukraine will likely push more corn and wheat export business elsewhere where there isn't the worry about vessel lineups, potential loading disruptions, sanctions, currency issues, etc.Events in the Ukraine kept the grain markets awake overnight, especially the short side of the markets. While political analysts (and other talking heads) were trying to figure out where the situation was headed, it was clear that those who were short wheat and corn futures didn't want to wait to get smaller or get out. May corn futures were up as much as 18-19 cents at one point overnight in heavy trading volume for the night session. Chicago and KC wheat futures traded more than 40 cents high...