Dynamics, its own sort of historical precedence. but it is a crisis on a massive scale. we're talking about, i think the last estimates were around 350,000 people still there. 350,000 people without access to very, very basic needs. you're talking about water, food, heat. it's below freezing at night. even just basic medications. that is a massive scale and not something that you come across very often. >> alex waide from doctors without borders, thank you so much. and thank you for the very important work you do. for more information on how you can help, visit cnn.com/impact. obviously you ca...