This is not a good night at the museum. how could theft on such a scale happen? do you think their position is untenable? not really, ithink do you think their position is untenable? not really, i think if i had been untenable? not really, i think if i had been in those positions i would have gone had been in those positions i would have gone virtually immediately. tonight we rejoined by charles suamerez smith, the former head of three national art insitutions, and christos tsirogiannis, unesco s expert on the trafficking of illicit antiquities. also tonight, brazil, russia, india, china and south africa. at a summit in johennesburg, the five brics countries push for expansion, and challenge what they see as the g7 s hegemony. so what is their plan? we ll be speaking to a former china analyst for the us department of defense, a south african international security expert who s at the summit and the host