Stunning moment as Ukrainian forces bring CNN to secret location to fire on Russian positions

As Russia remains focused on the battle in eastern Ukraine, Ukrainian forces are pushing back by reclaiming territories in the south. CNN’s Matthew Chance is on the front lines with an exclusive look into this battle.As Russia remains focused on the battle in eastern Ukraine, Ukrainian forces are pushing back by reclaiming territories in the south. CNN’s Matthew Chance is on the front lines with an exclusive look into this battle.