CommoditiesEscalating offensives threaten grain exports through critical chokepointA Ukrainian military vessel operates in the Black Sea near what Ukrainian forces said was a Russian tanker, in this image from a video supplied by the Security Service of Ukraine. © ReutersNATSUKI KANEKOJuly 28, 2026 05:02 JSTVIENNA -- A flurry of attacks between Russia and Ukraine in the Black Sea is roiling grain and energy exports, driving up prices and raising the risk of inflationary pressure and food scarcity in importing countries.