- An Iranian tanker that sparked a diplomatic standoff between Tehran and western states has been spotted off the coast of Syria according to US officials – despite assurances the vessel would not deliver its 2.1 million barrels of crude oil to the country. British royal marine commandos had previously detained the Adrian Darya 1 – then called the Grace 1 – off the coast of Gibraltar in July amid concerns it was being used to transport crude oil to Syria, sidestepping European Union sanctions on