"A US official told the AFP news agency the allegations were "ludicrous", although its state department has refused to say whether Amiri is in the US.Reuters reported on 29 June that earlier that month, Iran, which has no direct diplomatic relations with the United States, summoned the Swiss ambassador in Tehran and handed over documents which Tehran said showed Amiri had been kidnapped by the U.S. On 4 July, the BBC reported on this development, adding that the nature of the documents had not been disclosed.