US Secretary of the Treasury Steven Mnuchin (R) and Japanase Finance Minister Taro Aso sit prior bilateral talks during the G20 Finance Ministers and Central Bank Governors Meeting in Baden-Baden, southern Germany, on March 17, 2017. Finance ministers from the world's top nations gather in Germany on March 17, as fears grow of a looming trade war over US President Donald Trump's America First policy. / AFP PHOTO / Thomas Kienzle (Photo credit should read THOMAS KIENZLE/AFP/Getty Images)