WASHINGTON — Iran's energy hub of Kharg Island is being blown to smithereens, U.S. President Donald Trump said on Sunday in a one-line social media post accompanied by an AI-generated video clip. There was no other evidence that the Iranian energy hub was under attack. The White House and the U.S. Defense Department did not immediately respond to Reuters requests for comment outside regular business hours. There was no immediate response to Trump's post on Iranian media. "Kharg Island being blown to smithereens!!! President DJT," Trump said on social media, but gave no further details. Reuters confirmed that an accompanying video clip showing dramatic explosions was most likely synthetically-generated, using software that detects AI-manipulated imagery. Attacking Kharg, which handled 90 percent of Iran's oil exports before the war launched by U.S. and Israeli attacks on February 28, would severely disrupt its energy trade and put huge pressure on its economy. Iran responded to an earlier U.S. attack on rocket launchers on its island of Larak, about 660 km (410 miles) east of Kharg, with