Police in Australia say they have shot dead a boy after he stabbed a man in the western city of Perth, in an attack authorities said had “hallmarks of terrorism”. There were signs the 16-year-old, armed with a kitchen knife, had been “radicalised online”, Western Australia province’s Premier Roger Cook told reporters on Sunday.

Western Australian police shot and killed a "radicalised" 16-year-old boy with a knife who had stabbed a man in a Perth car park, police and the state premier said Sunday.

Australian police shot dead a teenage boy after he stabbed an injured a man in an attack that had the “hallmarks” of terror, authorities said.