Explainer: What are tactical nuclear weapons and why is Russia training with them now?

Russia announced its military would run drills involving tactical nuclear weapons, which are for use on the battlefield rather than for leveling cities, amid the ongoing Ukraine war.Russia announced its military would run drills involving tactical nuclear weapons, which are for use on the battlefield rather than for leveling cities, amid the ongoing Ukraine war.Read Morebbdfe7ff-5150-5f51-9040-945859e203e9, fox-news/world/world-regions/russia, fox-news/topic/associated-press, fox-news/world/disasters/nuclear, fox-news/world/conflicts, fnc, fox-news/world, article, Associated PressFOX News : World