The Trump administration’s clashes with Mexico could further squeeze U.S. imports of critical heavy crude oil from Latin America, which have fallen to their lowest in nearly three decades following sanctions on Venezuela, U.S. government and Refinitiv Eikon data show. The declines could worsen if U.S.-Mexico talks on curbing immigrant border crossings fail, and U.S. President Donald Trump levies 5% tariffs on Mexican goods beginning Monday, traders said. Oil refiners worldwide have struggled to secure heavy crude supplies following U.S. sanctions on Venezuela and Iran and output cuts by the Organization of the Petroleum Exporting Countries (OPEC). The United States relies on heavy crude to blend with lighter U.S. oils to produce gasoline and other fuels, and Venezuela and Mexico have traditionally been […]