Failing to provide Ukraine with adequate military aid would mark a mistake “of historic proportions” for Western allies, CIA Director William Burns wrotein a column for Foreign Affairs Magazine on Jan. 30. “The key to success lies in preserving Western aid for Ukraine,” Burns wrote. “For the United States to walk away from the conflict at this crucial moment and cut off support to Ukraine would be an own goal of historic proportions.” Burns’ comments come as some lawmakers in both the United States and the European Union continue to hold up military aid funding for Ukraine. Republicans in the …