Putin’s nuclear ultimatum is a desperate bid to freeze a losing war https://www.atlanticcouncil.org/blogs/ukrainealert/putins-nuclear-ultimatum-is-a-desperate-bid-to-freeze-a-losing-war/?mkt_tok=NjU5LVdaWC0wNzUAAAGHBfn0Sp_LZaTUGMtDg-n9uDDPoJtQ31g3YifKmrnk3c49S35abbhXaTdbCG7yZs-NeCbNe-CwD-GZQNnycTk1yLaSJ877LOtET7hJvmcgMA