The Australian | Teen terror trio descended mountain with murderous intent The Australian The day before Numan Haider attacked counter-terrorism detectives with a knife, he climbed to the summit of Mount Donna Buang, a peak in the Victorian Alps near Warburton. With him were two of his best mates, Harun Causevic and Sevdet Besim. Would-be kangaroo bomber Sevdet Besim pleads guilty to planning Anzac Day terror attack Anzac Day terror plot: Melbourne teen Sevdet Besim pleads guilty to planning act of terrorism Vic teen admits Anzac Day terror plot |