Four Ukrainian drones downed over Russia's Lipetsk region - Drones strike Russian air base in the Lipetsk region - Ukrainian military hit Lipetsk air base, ordnance warehouses wiped out - Ukraine Says Attacked Military Air Base in Russia's Lipetsk Region - IN BRIEF: What we know about overnight Ukrainian drone attack on Lipetsk Region - Number of those injured in last night's drone attack on Russia's Lipetsk Region rises to 9 - Russia's Lipetsk region under 'massive' drone attack, governor says - UAV falls on territory of electric power substation in Lipetsk Region - Nine drones downed over Lipetsk industrial area -- governor - Six drones downed over Russia's Belgorod, Voronezh, Lipetsk Regions -- top brass