refugees on slovakia s border with ukraine on sunday marina and her two sons have been living in a shelter since fleeing mariupol her husband is fighting in the plant. after worrying for a week, today his messages came through all at once. in one message he calls vladimir putin a bald monster, saying, all in all screw him in another he wrote, in the morning these bastards fired on us from the ship. everything is more or less fine. how are you? and kelly cobiella joins us now from inside ukraine kelly, there have been warnings from officials there to be ready for increased attacks this weekend what s going on? reporter: yeah, lester there s a fear that with what russia calls victory day approaching on may 9th that there could be a bombardment of strikes across the country this weekend so people are being warned, listen and pay attention to those air-raid sirens. lester all right, kelly. you and your team