Around 10am on Tuesday, shoppers in the Westfield at Hornsby in Sydney's north-west were forced to leave the building as evacuation alarms sounded for the second time that week.
Concerned shoppers waited in the courtyard until authorities confirmed that it was safe to return to the building,
An article published by North Shore Mums reports that the shopping centre's visitors were shaken by the events, particularly given the news of terror attacks in recent months.
'With everything that’s going on in the world at the moment, these alarms can be really unsettling,' one shopper said.
'I’m sure thoughts of terrorism was at the back of everyone’s minds.'