Peacekeepers are providing emergency medical care to at least 23 people wounded in the clashes. The mission has called on all parties to cease hostilities immediately and engage in dialogue.
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В Финляндии захотели пойти на опасный шаг против России02:50
There are two kinds of sonar: passive and active. Passive sonar listens quietly for engine noise, or transient sounds such as a torpedo tube being opened.