The European Union's top diplomat, Josep Borrell, says the bloc has activated its crisis center over the turmoil in Russia. "Had a call with G7 Foreign Ministers to exchange views on the situation in Russia. Ahead of Monday’s EU Foreign Affairs Council, I am coordinating inside the European Union and have activated the crisis response centre," he wrote on Twitter on June 24. Overnight Wagner mercenary fighters seized the Russian city of Rostov-on-Don and began moving toward Moscow. Their leader, Yevgeny Prigozhin, says they want to remove corrupt and incompetent commanders he blames for botching the war in Ukraine.