appearance on cbs "face the nation," mcdonough said there have to be real talks on curbing the north korea's nuclear programs. >> i will say that the bottom line is they won't be able to talk their way out of the very significant sanctions that that they are under now, sanctions that russia supported and very importantly that china supported. >> glor: mcdonough also called the election the election of rowhani as iran's new president a potentially hopeful sign but iran still has to come clean on its nuclear program. supporters cheered his election in the early morning hours. in south africa nelson mandel ma spent his ninth day in a pretoria hospital, mandela who is mint four is still being treated for a lung infection. but as mark phillips reports, mandela is said to be improving. >> reporter: on father's day, congregations in south africa's churches were again gathering