President Joe Biden will make it clear to Russian President Vladimir Putin that there would be “very real costs” should Russia take military action against Ukraine when the two leaders meet on a video call Tuesday, a senior administration official said.

During the call, which comes as Russia has deployed more than 90,000 combat troops along Ukraine’s border, Biden will lay out a range of actions the U.S. and its European allies would take, including additional sanctions, should Russia invade Ukraine.

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