Police say a man entered the supermarket armed with a large knife.
The device was found during a search warrant in Christchurch.
Six young people were arrested, including a 14-year-old with a knife.
"It's not like we can just go down to Noel Leeming and buy everything again."
A neighbour says police were at the address earlier in the day.
Perfect, 32, was arrested along with a 28-year-old woman earlier this month.
The city is facing a spike in jewellery store robberies.
However, police believe one of the officers' use of force was justified.
One person was robbed and threatened in Eden Terrace.
The man sustained serious injuries at a property overnight.
More than half of the sextortion victims are young males aged between 13 and 21.
One woman gets run over and flipped by the rear end of a spinning car.
Woolworths said it had seen a 75 percent increase in physical assaults in the last three years.
Gibson, 69, is on trial in a first-of-its-kind prosecution over the death of Pala'amo Kalati.
It looks like a vehicle has smashed through Newmarket Westfield.
The officer sustained moderate injuries to his face during the altercation, including his teeth.
The woman is believed to be between 60 and 70 years old.
"I cannot sit back and let the lies of their mother hurt my innocent grandchildren."
The vehicle is silver and has a "distinctive" white bumper.
A new feature-length film, The Lie, looks into the case and examines the rough sex defence used at Kempson's trial.
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