CNN  —  Iran’s Supreme Leader Ayatollah Ali Khamenei said he does not expect negotiations with the United States over Tehran’s nuclear program to “reach a conclusion” as Washington toughens its conditions for a deal. “During (former President Ebrahim) Raisi’s time there were also indirect negotiations that didn’t result in anything, and now we also doubt we will reach a conclusion, and we don’t know what will happen,” he was cited as saying on his website. Khamenei called the US demand that