Iran 's foreign minister says Zarif retains the right to nuclear technology . But it does not retain the right to enrich uranium , Secretary of Obama Obama says . The deal includes substantial limitations to prevent the creation of nuclear weapons , John Kerry says . The deal follows marathon talks that stretched into morning .
Iran 's foreign minister says Iran retains the right to nuclear technology . But it does not retain the right to enrich uranium , Secretary of State John Kerry says . The deal includes substantial limitations to prevent the creation of nuclear weapons , Obama says . The deal follows marathon talks that stretched into early Sunday morning .