Ukrainian forces are carrying out a special mission to reinforce their border with Belarus.
It comes at a time when Ukraine is on high alert for a possible invasion from Russia.
CNN patrols with the Ukrainian Navy in the strategic Sea of Azov.
Why has Ukraine decided to reinforce its military fleet? | Video
2021-11-25T09:59:08.975Z
Ukrainian forces are carrying out a special mission to reinforce their border with Belarus. It occurs at a time when Ukraine is in | World | CNN
