Iranian nuclear program : Iran accepts uranium processing draft deal ` ` in principle '' Three rounds of talks on Iran 's nuclear program ended up in Vienna . Iranian representative says draft deal is ` ` balanced approach to the problem '' Tehran insists its nuclear program is for peaceful purposes .
Iranian nuclear envoy : Iran accepts uranium processing draft deal `` in principle '' Three days of talks on Iran 's nuclear program wrap up in Vienna . IAEA chief says draft deal is `` balanced approach to the problem '' Tehran insists its nuclear program is for peaceful purposes .