Trump says US navy carrying out 'effective' blockade of Iran

Trump says US navy carrying out 'effective' blockade of Iran US President Donald Trump says the US Navy is carrying out an effective blockade of Iran and that no Iranian ship has been able to cross the Strait of Hormuz. Earlier, Admiral Brad Cooper, who oversees US Central Command, said the US has blocked Iran from exporting $25 billion worth of oil through a naval blockade and has helped to freeze $350 million worth…