Christchurch police have charged a 43-year-old man following a serious assault at a property on Olliviers Road.
A police spokesperson said officers were called to the address about 6pm on Friday after an incident involving two people.
One person was taken to hospital in a serious condition, while another was taken into custody.

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A scene guard remained in place overnight, and police carried out a scene examination yesterday.
The man has been charged with wounding with intent to cause grievous bodily harm and is due to appear in the Christchurch District Court on 6 October.