Lithuania's foreign minister weighs in
BREAKING: The Ukrainian Navy says its ships have been fired upon:
Here's the latest from our news desk:
The Ukrainian Navy says Russia has opened fire on some of its ships in the Black Sea off the coast of the Crimean Peninsula late on November 25, striking one vessel and wounding a crew member. (Reuters/AP)
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This tweet seems to show the moment the Ukrainian and Russian ships collided:
Some thoughts on that video
Another disquieting development: Ukrainian President Petro Poroshenko has reportedly convened his war cabinet.