An Iranian drone has hit a car park next to the US consulate in Dubai, sparking a small fire.The strike was confirmed by US Secretary of State Marco Rubio, who said all personnel at the consulate had been accounted for.He told reporters at the Capitol building in Washington DC the USA had already begun pulling staff out of diplomatic facilities in the Middle East due to the threat of Iranian strikes.LIVE UPDATES: Iran made chilling nuclear threat, US claimsA small