and with oxygen running low, he had to connect these machines to help someone waiting for a lung transplant. joining me now, the doctor behind that video, dr. volodymyr shufsky, and physician dr. andre sroken, and i understand that you both had to move to a bomb shelter, what's going on where you are, doctor? >> now we are in the bomb shelter because we hear the alarm, so we have to go there. every hour, every two hours we hear explosion or something else, so we are here. >> i can't even -- i can't even imagine, doctor, what this is like, you're in the middle of a pandemic, you work at a hospital, and now you're having to literally run for your lives