Why did Russia's dragging decades-old tanks into its war with Ukraine!!

Russia is thought to have lost more than half its operational tank fleet since the start of the Ukraine invasion last year, and is now "scraping the barrel" by dragging decades-old tanks into the conflict. But some experts say Russia's older tanks could make a difference in the long run. Read more here: https://ab.co/3qfbsNX ABC News In-depth takes you deeper on the big stories, with long-form journalism from Four Corners, Foreign Correspondent, Australian Story, Planet America and more, and explainers from ABC News Video Lab.