President Donald Trump said Tehran has agreed not to obtain a nuclear weapon and Iran’s Supreme Leader is involved in the talks to secure a peace deal amid renewed U.S.-Iran hostilities that have spilled over to Gulf nations . “They've already agreed they're not going to have a nuclear weapon,” Trump claimed during an interview on Pod Force One that premiered Wednesday morning. When pressed on the matter, he continued: “Yeah, they’ve agreed to that. I mean, they can change their mind, but that was one of the things they had to agree. They’ve agreed to that. That was the big thing.” In the interview recorded at the White House late Tuesday, Trump also remarked on Iran’s Supreme Leader Mojtaba Khamenei , who hasn’t been seen in public since he succeeded his father and is reported to have sustained injuries in the initial U.S.-Israeli strikes. “He’s involved. Absolutely. I think they have a lot of respect for him,” Trump said of Khamenei, echoing remarks U.S.…