Volodymyr Yermakov, a 17-year-old Ukrainian basketball player who took refuge in Germany, died on Monday after being stabbed on Saturday. He was on a bus with a young compatriot when a verbal altercation broke out between them and young people.

Ukraine's Foreign Ministry called on Monday for an investigation into the incident "to be carried out as soon as possible and for the criminal to be brought to justice" The ART Giants Düsseldorf club expressed its incomprehension on social networks on Monday.