The office of EU chief António Costa has had "brief" diplomatic contacts with the Kremlin to open channels of communication, Brussels said Wednesday, as Europe debates whether to talk to Russia about ending the Ukraine war.

European Council President Antonio Costa has contacted the Kremlin to discuss ending the Ukraine war, signaling a shift in Europe's diplomatic approach.

European Council President António Costa's adviser held two preparatory calls with a Kremlin-linked official to explore Ukraine peace talks. Here's what it

Back channel line opened by António Costa