Crash of an Italian military helicopter in Bosnia Four people were killed and 11 others were injured following the crash of an Italian military helicopter operating as part of the European Union Force in Bosnia (EUFOR). This CH-47 Chinook helicopter crashed yesterday while conducting a routine training and exercise mission in the Barko area of northern Bosnia. This area is located about 180 kilometers north of Sarajevo, the capital of Bosnia, Tabanac.ir.