professor glenn cohen, who s faculty director at the petrie flom center for health law policy, biotechnology and bioethics at harvard law school. professor, thank you for being with us. what is your reaction to this story was yellow it is certainly a very interesting application of gene editing, as you say, billions of male chicks are slaughtered every year, this prevents them from being slaughtered because they don t come into existence, it will save commercial farming significant money. the will save commercial farming significant money. significant money. the real question significant money. the real question is significant money. the real question is whether - significant money. the real question is whether it - significant money. the real question is whether it uses| question is whether it uses worries and people who are concerned about gene editing. there are certainly lots to talk about. we ll parker for the moment, this is one application for this gene and gender editing,