Ukraine and Russia have contradicted each other over whether there had been proper notification to secure the airspace around an area where a military transport plane Moscow says was carrying 65 Ukrainian POWs crashed, killing them and nine others on board. Israel and Qatar are in a major diplomatic spat over Gaza.
Read MoreAccording to western and Ukrainian officials, Russia is introducing new troops to the battlefield and redoubling or launching new offenses in eastern Ukraine, including around the towns of Kreminna, Vuhledar, and Bakhmut.
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