Last night Police interviewed a 20-year-old male in relation to their involvement in the initial altercation with cricketer Jesse Ryder.
This person has been arrested and charged with assault and will appear in the Christchurch District Court on Thursday 4 April.
Police are following a positive line of inquiry in relation to another person.
Police are waiting for an update from Christchurch Hospital on Mr Ryder's condition.
Police expect to make a further statement late this afternoon.
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