A military helicopter crash in Bosnia and Herzegovina has reportedly killed four soldiers and injured 11 people. The incident occurred near Džakovo in northern Bosnia while a helicopter identified in the report as an Italian military Chinook was carrying out a training mission. The European Union peacekeeping force confirmed the accident, according to the report. One of the injured individuals is said to be in critical condition. The helicopter did not crash in a populated area, preventing civilian casualties. No damage to property or vehicles was reported. The incident is being described as one of the most serious accidents involving the EU mission in Bosnia and Herzegovina since 2008. Authorities are investigating the circumstances that led to the crash, including what went wrong during the training flight. Further details about the cause of the accident and the identities of those killed or injured have not been provided in the report. The investigation is expected to establish how the helicopter went down and whether any technical or operational factors contributed to the tragedy.