| Police Deputy Commissioner Catherine Burn says police are facing new challenges |
Police in Australia have charged a 22-year-old man with committing a terrorist act and attempted murder in southwest Sydney.
| Security was stepped up around Sydney Opera House after a teenager was seen acting suspiciously in the forecourt of the building on Friday |
'New face of terrorism'
Although the authorities say they believe the attacker was inspired by IS, they do not think he has close ties to any extremist organisation."This is the new face of terrorism. This is the new face of what we deal with," New South Wales state police Deputy Commissioner Catherine Burn said.