00:00 In the outskirts of Vovchansk, in the Kharkiv region, these Ukrainian soldiers are attempting
00:06 to hold off Russian advances.
00:09 Ukrainians claim they still control around 60 percent of the town.
00:13 Moscow's forces have made their largest territorial gains in 18 months since they launched a ground
00:18 assault in the north-eastern Kharkiv region and opened up a new front.
00:22 On Tuesday, President Zelensky warned that Kiev needs more air defences in order to hold
00:27 the front line.
00:28 "Russian murderers are actively using guided aerial bombs in the area of Chasov Yar, in
00:36 the Pokrovsk sector, in the area of Liptsy, in the Kharkiv region and in other combat areas.
00:42 This brings us back again and again to the need for air defence, for additional defence
00:47 systems that could significantly mitigate the difficulties for our warriors and the
00:51 threat to our cities and communities."
00:57 Air defence systems that could protect residents from aerial attacks.
01:02 This 22-year-old woman was injured when a missile struck the outskirts of Kharkiv.
01:07 Not long after, there was a second explosion.
01:10 "I was miraculously alive.
01:14 Everyone around me within five metres died.
01:17 The doctor who came to me put a tourniquet on my leg.
01:21 Then we were hit a second time and his arm was torn off."
01:27 Kharkiv prosecutor's office accused Russian forces of using the double strike to target
01:31 civilians and then target rescue teams who respond to the initial incident.
01:37 Moscow has often been accused of using so-called double tap attacks, but insists it only aims
01:42 to strike military infrastructure.
01:45 Ukraine meanwhile says it is gathering evidence of war crimes in the region.
01:49 [BLANK_AUDIO]