Support WBURIn Latest Trade Salvo, China Imposes 179 Percent Tariff On U.S. SorghumScott NeumanRob SchmitzApril 17, 2018 ShareA field of recently-sprouted grain sorghum in Lyford, Texas, shown in a photograph from May 2013. In the latest salvo of a growing trade war, China announced a temporary 179 percent tariff on the U.S. crop. (AP)