that will resonate and one thing they are going forward with is vaccine diplomacy to recraft their image in developing countries. forget about the western world. they hope countries where china has influence and hoping to increase the influence will push away culpability and look at the vaccine diplomacy and receiving these vaccines from china ass a effort of goodwill. >> dr. nguyen, in terms of finding out what actually happened, there is a complete lack of transparency from the chinese government. it's very hard to imagine how any international investigation would actually work without full chinese cooperation. >> that's right, anderson. we've seen the w.h.o. has not succeeded in this effort and part of the issue is we just don't know what we don't know, and at this point, when the chinese government has soap us they have done so much by the way of coverup.