In a twist on the recent Black Sea narratives, CBOT futures were higher overnight after Ukraine attacked Russian port infrastructure in the Crimean Peninsula. Reports came overnight that Russia’s oil export infrastructure in the Novorossiysk port had been attacked by naval drones (presumed to be Ukraine’s). That created a short-lived rally in wheat, corn, and soybeans overnight as headline-reading trading algos reacted to the news. Thereafter, however, futures were generally on the defensive with markets retreating to recent lows amid a lack of other news. Mild short covering did help lift corn and CBOT wheat to a higher close for the day as traders are again reluctant to be short over the weekend with weather trends likely to d...