President Donald Trump said Iran must “surrender” to end the war and claimed he is hearing the country’s new supreme leader may already be dead. “I’m hearing he’s not alive, and if he is, he should do something very smart for his country, and that’s surrender,” Trump said of Mojtaba Khamenei in a phone interview with NBC News. Trump added he is unsure whether the Iranian leader is still living. “I don’t know if he’s even alive. So far, nobody’s been able to show him,” he said. The president also said Iran is seeking negotiations but that he is not...