It comes after the jewellery company ramped up security.
A series of search warrants in Auckland and Northland on Wednesday resulted in the arrests.
They've taken the detective work into their own hands.
The shooting happened on Wednesday night.
Police and St John are at the scene.
It's being heralded as "best in class" security measures.
The woman is believed to be with her three children aged five and under.
An investigation is underway.
It comes after police received several complaints from young women living in Christchurch.
Police say the alleged offender is known to the woman.
Police were called to Scott Court Shopping Centre.
Charges are being considered.
The vehicle of interest was spotted by police on Monday afternoon.
CCTV footage shows a group of masked offenders entering the store and smashing through cabinets.
A 14-year-old pedestrian died at the scene.
Her report also found the therapist did not communicate his intention to massage sensitive areas, such as breasts or inner thighs.
Hakyung Lee, the mother of Minu Jo and Yuna Jo, appeared at the High Court in Auckland today, where the murder trial was expected to begin.
Helen Gregory was found dead in her Khandallah home on 24 January, and the accused was arrested on 11 February.
Police continue to investigate the robbery at Westgate's NorthWest Shopping Centre.
Thieves made off with jewellery from a brazen smash and grab attack at NorthWest Shopping Centre on Sunday.
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