The UN High Commissioner for Human Rights, Volker Türk, has called on Russia and Ukraine to exercise restraint in view of the recent mutual attacks with civilian casualties. “Alarming escalation of hostilities, dozens of civilians killed in #Ukraine & #Russia,” his office wrote on the online platform X, formerly Twitter, late on Tuesday evening. International humanitarian law prohibits indiscriminate attacks and attacks on civilians. In order to protect the civilian population and comply with international law, the office called for “immediate steps to de-escalate, ensure protection of civilia…