FILE PHOTO: Iranian Revolutionary Guards speed boats are seen near the USS John C. Stennis CVN-74 (not pictured) as it makes its way to gulf through strait of Hormuz, December 21, 2018. (Photo: REUTERS/Hamad I Mohammed)

GENEVA: Iran's elite Revolutionary Guards rejected on Thursday (Jul 11) a US claim that they tried to stop a British tanker in the Gulf a day earlier, the Guards said in a statement carried by the semi-official Fars news agency.