Ukrainian drone attack triggers earthquake-sized blast at arsenal in Russia’s Tver region  ReutersArms depot in Russia’s Tver Oblast built to withstand nuclear explosion heavily damaged by Ukrainian drones  Kyiv IndependentUkrainian drones hit missile warehouse deep in Russia in massive blast  The Washington PostUkraine drone attacks Russian ammo depot in Toropets, Tver  NBC NewsHuge fire and evacuations as Kyiv drone attack hits Russian arms depot west of Moscow  The Independent