Iowa senator Chuck Grassley calls for embargo on diesel exports as tariffs and Iran war drive up costs for sectorDonald Trump is facing growing calls, including from within his own party, to boost support for US farmers as his administration faces mounting anger over its treatment of the agricultura l sector.Republican senator Chuck Grassley of Iowa called on the US president to place an embargo on diesel exports this weekend and help farmers grapple with high prices. Continue reading... ...read more read less