Police confirmed that the people involved were not customers of the Big Barrel liquor store and the only link to the store is that the incident occurred nearby.
Leitch said CCTV footage - provided by the owners of Big Barrel liquor store - showed a woman walking north on High Street at 7.30pm when the incident occurred.
"Police would also like to speak to the woman.
Leitch said CCTV footage - provided by the owners of Big Barrel liquor store - showed a woman walking north on High Street at 7.30pm when the incident occurred. Photo / NZ Police
"The woman is of medium build and was wearing dark clothing and carrying a shoulder bag. She had long, brown, curly hair and was wearing headphones."
Police were also continuing to focus on identifying anyone else who may have been in the area at the time and observed the incident or assisted afterward.
"Our inquiries have indicated that a number of people came to assist, including some who were driving by and stopped.
"We would like to hear from anyone we have not yet spoken to and request that they get in touch with us at their earliest convenience. "
If you can help, please call Lower Hutt Police on 04 560 2600.
Information can also be provided anonymously via Crimestoppers on 0800 555 111.