warning a russian offensive in the eastern part of ukraine could begin in the near future. this as the luhansk reeng military governor says there are no safe places left in that part of ukraine. to the south and the besieged city of mariupol, ukrainian forces have rejected russia s demands to surrender despite moscow s threat to eliminate, eliminate all resistance. that unrelenting assault has leveled the port city, which has been surrounded by russian troops since march 1st. and now according to an adviser to the mayor of mariupol, russian forces say the city will be closed for entry and exit today and they will be issuing passes for any movement within that city. joining us now to discuss the latest developments is brian bonner, editor at geopolitical intelligence services, former chief editor at the now closed kyiv post. brian, thank you for being with us. what more do you know about these strikes which have happened in lviv on the railway infrastructure here and the extent of the d