"I want to inform the public that the commission is working hard, we have engaged about a hundred people and we know that the area (where the planes fell down) is a mine-suspected area, Vukelic said during a pilgrimage of the Croatian army and police to the national Marian shrine in Marija Bistrica on Sunday.
In response to reporters questions, the minister expressed hope that the probe would take several weeks
The two Croatian Air Force MiG-21 aircraft fell down during a military exercise at the Eugen Kvaternik training ground outside Slunj, about 80 kilometres south of Zagreb, on 23 September,
Both pilots ejected and sustained only light injuries. A woman was seriously injured by debris after the crash,