professor matthew schmidt there from the university of new haven in connecticut. thanks very much. millions of ukrainians had to flee their homes because of the war and because of such a staggering number, aid workers sometimes have to think outside the box to find them a place to stay. that includes an offbeat refugee shelter in lviv located in what some call the wild house. don lemon went there. this was photo studio, and now it s still shelter. reporter: when bombs started falling on her country, this 29-year-old journalist knew she had to act. one day, morning, 24 of february, we woke up and we understand that this war is coming all territory of ukraine. so everything changed? everything changed. reporter: so she and her friends founded what might be lviv s most eclectic shelter in a building she calls the wild house. on the first floor, a coffee