Russians leave behind odd message after abandoning Ukraine prison building

CNN's Nick Paton Walsh goes inside a recently abandoned building in Kupiansk, Ukraine, where Russians tortured Ukrainian prisoners, and speaks with a recently freed Ukrainian about his experience.

Russians leave behind odd message after abandoning Ukraine prison building
CNN's Nick Paton Walsh goes inside a recently abandoned building in Kupiansk, Ukraine, where Russians tortured Ukrainian prisoners, and speaks with a recently freed Ukrainian about his experience.