A Russian warplane crashed in Siberia on Sunday, killing both pilots. The crash was the second time in less than a week a Russian military aircraft slammed into a residential area, causing fatalities. The deadly crashes come as Russia's military also struggles abroad in its fight in Ukraine. It's the second time in less than a week that a Russian warplane crashed into a residential area, resulting in fatalities. Some casualty estimates for the Russian military in Ukraine are as high as 90,000.

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