Dhaka, Dec. 15 -- Australian authorities are investigating a shooting at Sydney's Bondi Beach that left 15 people dead during a Jewish festival, as the government considers stricter gun laws following the incident.

Officials said a father and son carried out the attack during a Hanukkah event attended by hundreds marking the first day of the Jewish holiday. Prime Minister Anthony Albanese classified the incident as an act of antisemitic terrorism.

The 50-year-old father, who was killed, arrived in Australia in 1998 on a student visa and was an Australian resident at the time of his death, authorities said. Officials did not disclose his country of origin. His 24-year-old son, an Australian-born citizen, was wounded and is undergoing tre...