Liberation has finally come to Ukraine's Kharkiv. But scars of Russia's brutal occupation remain

In the city of Kupiansk, there are telltale signs of a hellish occupation. A former police building was used as a vast detention center by the Russians, where at one point up to 400 prisoners were held in its cramped and dark cells, Ukrainian authorities told CNN.

Liberation has finally come to Ukraine's Kharkiv. But scars of Russia's brutal occupation remain
In the city of Kupiansk, there are telltale signs of a hellish occupation. A former police building was used as a vast detention center by the Russians, where at one point up to 400 prisoners were held in its cramped and dark cells, Ukrainian authorities told CNN.