Ukrainian Dies During Medical Examination After Being Detained by Military Commissars in Dnipropetrovsk The man's wife, Natalia, reported the situation. On the morning of May 5, Fedor Koshelnyak was forcibly pushed into a minibus by ten men in camouflage and balaclavas. Two hours later, Natalia was informed that he died during a medical examination due to cardiac arrest. She claims her husband had no heart problems.