President Trump said the supreme leader of Iran Ayatollah Mojtaba Khamenei has agreed to the peace deal, including its provision that Tehran cannot have a nuclear weapon. “They will not have a nuclear weapon, they’ve agreed to that,” he said. “They will not only not have, they will not purchase, develop in any way, any shape, in any way, shape, or form a nuclear weapon. They will not have a nuclear weapon.” The president has been adamant that Iran cannot have a nuclear weapon, leaving it as a make or break condition in the talks. Tehran had pushed back, claiming...