BRUSSELS, BELGIUM - MARCH 07, 2018: European Trade Commissioner Cecilia Malmstroem answers a journalist's question during a media conference at EU headquarters on March 7, 2018 in Brussels, Belgium. The EU's response to the possible US import restrictions for steel and aluminium was announced on 1 March. The EU stands ready to react proportionately and fully in line with the World Trade Organisation (WTO) rules in case the US measures are formalised and affect EU's economic interests. (Photo by Thierry Monasse/Getty Images)