the organization saying quote w.h.o. is committed to following the science and we call on all governments to put differences aside and work together to provide all data and access required. the next series of studies can be commenced as soon as possible. joining us now jamie metzl one of the member of the w.h.o. advisory committee. thank you for being here. for months now you have had the world health organization down playing this lab leak theory. now why the reversal and need for more information before you can reach a conclusion? just to be clear, the world health oh organization itself hasn t been down playing the likelihood of a lab incident origin. it was an international expert committee that was doing so. actually the director general of the w.h.o. has been pretty strong saying we have to examine all hypotheses. this international committee which in my view very shamefully announced in february of this year in a