Father, Son Tracked to Militant Region Before Bondi Attack

Australian investigators have traced the movements of two gunmen before a shooting that killed 15 people at a Hanukkah celebration. The attack occurred at Bondi Beach on December 15. Authorities say a father and son carried out the attack. Police killed one at the scene. The other is now in custody. Officials report the pair traveled to Mindanao island in the Philippines before the shooting. This region has a known history of Islamist militant activity. The trip is now a key part of the investigation. The nation continues to mourn the victims.