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The White House will today unveil another $1 billion in weapons for Ukraine amid an intensifying fight against Russia in the country's east, Reuters reports.

The aid will include anti-ship rocket systems, artillery rockets, and rounds for howitzers," the agency reported, citing people familiar with the deal. The new weaponry would be announced amid an intense battle for the city of Sievierodonetsk.

We're not going to tell the Ukrainians how to negotiate, what to negotiate and when to negotiate," said Colin H. Kahl, the under secretary of defense for policy. They're going to set those terms for themselves."