help people survive in these circumstances? >> we are. we are working on educating physicians or surgeons like me who are cancer surgeons in regular life who are now have to do trauma care so we provide information on atls which is advanced trauma life support, translating that into ukrainian and grateful to the oncology surgeon for providing that information and also working on education for, educating civilians on what to do during nuclear attack and chemical attacks. >> as ukrainian american, how difficult is it for you to watch your fellow ukrainians under attack like this, suffering so much? >> it is very difficult. i am angry, i am sad at the same time, and also feel very guilty that i'm here, not there, and