TOPSHOT - A young enthusiast dressed in military attire holds a mock rifle during a rally to show solidarity and support to the new Iranian supreme leader Ayatollah Mojataba Khamenei in Tehran, on April 29, 2026. US President Donald Trump on April 29 warned Iran to "better get smart soon" as efforts by Washington and Tehran to end hostilities appeared at a standstill. (Photo by AFP via Getty Images) / *** BESTPIX ***