Four young people have been taken into custody after allegedly trying to shoplift at a Manurewa convenience store.
Footage of the incident at Browns Rd Suprette shows members of the public appearing to detain the youths. One person can be heard saying they were on the phone with police.
A police spokesperson said a report of an attempted shoplifting was received at 11.30am.
Four people, aged 14 and 15, had been taken into custody as a result.
The spokesperson said police strongly discouraged the public from taking matters into their own hands.