[White House: U.S.-Iran Negotiations 'Progressing Smoothly,' Trump Has Drawn a 'Red Line'] According to Golden Finance, on May 27, the White House stated regarding the Iran issue that U.S.-Iran negotiations are 'progressing smoothly.' It also mentioned that Trump has clearly drawn a negotiation 'red line.' The Trump administration's stance remains clear: any agreement must ensure that Iran cannot obtain nuclear weapons. (CCTV News)