Expect plenty of this in the coming days. Via the New York Times:

“Russian troops have entered into Donbas. We consider the Donbas part of Ukraine,” the E.U. official, Josep Borrell, said in Paris, referring to the eastern Ukraine region that includes the areas claimed by the Russia-backed separatists.
“I wouldn’t say it is a fully fledged invasion,” Mr. Borrell said, “but Russian troops are on Ukrainian soil.”