Five things Putin could do to Ukraine that don't involve outright invasion
CNN
A week ago, the White House claimed Russia's invasion of Ukraine was "imminent." But there are other options available to Vladimir Putin.
In a few weeks, the ice may have begun to thaw -- or it could still be thick enough for Russian armor to roll across without getting swamped. It depends on the vagaries of Ukraine's winter -- and which weather site you are looking at.
On Friday, Beijing's Winter Olympics are due to begin, and Russian President Vladimir Putin may not choose to spoil his friend Xi Jinping's games by starting a conflict thousands of miles away and distracting the world's attention.
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