for the 1st tank brigade, it's the fight of their lives. constant attack from airand ground... come, quickly. ..they gave us unprecedented access to their front lines... ..while they fight to keep russia out from a town under constant attack. dog barks explosion the bombing is relentless. explosion shallow trenches offer the barest of protection from russian fire. come on! this way. down. down, down, down, down. get in, get down. we follow closely in their daily life—and—death struggle to halt their enemy. outgunned and outmanned, they refuse to give ground. explosion they are the defenders of donbas. first light on the eastern front... ..and the opening battle of the day for ukrainian forces heading forward... ..is with the mud. war has left donbas ploughed and churned. this is their second spring since russia invaded, their second season of muck and misery and their second year in their struggle to keep their country free. ukraine's eastern front stretches for nearly a thousand kilometres, mostly across the luhansk and donetsk regions tha

we met up with ukraine's 1st tank brigade on the zero line just outside velyka novosilka.w how to handle this heavily contested ground better than them. with aged armour, the battle—hardened crew get ready to fuel up and face their foe. it's familiar territory. they've been fighting russia in one form or another in donbas for eight years. but the threat hangs heavier now. their enemy is close by, and ukraine's forces are outmanned and outgunned. still they show no fear. he laughs but does russia have a chance of winning this war? and this is a well—worn routine for tank commander serhii. first, he faced russian separatists in donbas, and now it's the russian army. since the invasion, he's only had a week away from his tank and crew. his brigade is one of the most decorated in the ukrainian army. today, they're out to hit russian observation posts near their lines. their tanks may be old, but they've barely given the russians an inch of territory here. it's a fast game of cat and mouse, life or death, and it's left as deep an imprint on the landscape as it has on the men. t

correspondents in the zone of their alexander tsuba and nikolai pugacheva tanks, caviar, caliber artillery of the ninth brigade of the 1st army corps support the advance of our assault units on the avdeevsky fortified area of ​​militants. vsu, drone shot. here our bird hovered over the enemy's trenches. there is another hit. one fire, on the same on the same one fire, the infantry goes forward, not allowing the enemy to come to his senses. several directions the enemy tries to break forward and suppress opponents. ukrainian neo-nazis 800 meters before him. here on that that elevation already. inflated and concrete dugouts revealed pvd, enemy target 27 992. our bird spotted another point of temporary deployment of militants apu. an art strike immediately followed, and these are the outskirts of volnovakha , the dpr fsb officers found here a cache with weapons and ammunition. the patch is being installed by the arsenal owners now by investigators alexander katsuba konstantin peunov andrey rudenko oleg bondarenko lead, donetsk people's republic in this section of the front there is quite a lot of open terrain. here is the f