TOPSHOTS (From L) Italy's Prime minister Matteo Renzi, Greece's Prime minister Alexis Tsipras, European Parliament President Martin Schulz and Germany's Chancellor Angela Merkel talk before a working session during an European Council summit on March 19, 2015 at the Council of the European Union (EU) Justus Lipsius building in Brussels. European leaders meet for a two-day summit likely to be dominated by Greece's cash crunch and the question of whether to extend sanctions against Russia over the crisis in Ukraine. AFP PHOTO / ALAIN JOCARD