“Inquires are ongoing to determine the circumstances of what has occurred.”
Police said while they were not seeking anyone else in relation to this incident, they would still like to hear from anyone who may have witnessed anything of note.
Anyone with information is asked to contact police on 111 and quote file number 240721/5311.
A Hato Hone St John spokesperson earlier said they were notified of the incident at 4.09am and responded with two ambulances, one rapid response unit, and one manager to the scene.
“Our crews assessed and treated two patients, one in a critical condition and one in a serious condition, both transported to Christchurch Hospital.”