. >> thank you very much, your excellen excellenceies as we now take questions. >> warm welcomes to both presidents. i will ask the question to both presidents. maybe starting with president obama. you have come to africa, to south africa of course to boost and strengthen trade. perhaps someone is saying, well, the united states is somehow threatened because there are other players who are coming to africa, especially china. is president obama perhaps not threatened that the road is in danger? and the other question, president obama, south africa's bid to u.n. should it come will the united states support it at the u.n.? to president zuma, as president obama has indicated under african continent and trying to bring his, we have seen some pockets of rebels as you indicated in the congo, mali and elsewhere. what sort of assistance perhaps have you asked from president obama as one of the advanced countries that can help in any areas? thank you. >> well, first of all, i'm here in africa because i think the united states needs to engage in a continent full of promise and possibility. i think