The Ukrainian soldiers watch and wait, nervously peering through a periscope from an icy trench at a forward observation post in eastern Ukraine.
Western governments have sounded alarms that Russia is prepared to attack Ukraine at any time. The Biden administration is considering moving troops, warships and artillery into Eastern Europe, and NATO announced Monday that member countries are sending ships and jets to the region.
But how, exactly, military action might start has become an anxious guessing game for military analysts, for Western and Ukrainian officials — and not least for Ukrainian soldiers, who are likely to be the first to find out.
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