A banner against US President Donald Trump is held as mourners gather on the day of the burial of Iran’s late Supreme Leader Ayatollah Ali Khamenei (Picture:Wana News Agency/Reuters) Donald Trump has warned Iran the US will ‘completely decimate and destroy all areas’ of the country if Tehran makes any move to take him out. The US president said ‘1,000 missiles are locked and loaded’ with ‘thousands more to immediately follow’ if the Islamic Republic acts on its ‘threat’ to ‘assassinate or attempt to assassinate’ him. His comments come after the funeral of Iran’s late supreme leader Ayatollah Ali Khamenei saw open calls for Mr Trump’s death. The 86-year-old was killed in the opening moments of the Iran war on February 28. After mourners held posters and banners calling for him to be killed,