kviv a ukrainian military official said street battles have begun and evacuation is impossible in the town of kreminna thats one of only two spots where the ukrainians said the russians managed to break through on monday along a front stretching for hundreds of milesluhansk regional military administrator serhiy haidai said the town came under heavy artillery overnight setting seven residential buildings on fire and that the olympus sports complex where the nations olympic team trains was targetedhaidai later said on ukrainian tv that russians took control of the city after leveling everything to the ground so his guys retreated to regroup and keep on fighting it simply makes no sense to stand in one place to die for everyone without causing significant damage to the enemy he said