The attack happened on Worcester St, Christchurch. Photo / Anna HeathThe attack happened on Worcester St, Christchurch. Photo / Anna Heath

Corey Whittaker was sentenced in the Christchurch District Court in June. Photo / George HeardCorey Whittaker was sentenced in the Christchurch District Court in June. Photo / George Heard

The man who attacked Sam already had 18 violence offences to his name.  Photo / 123rfThe man who attacked Sam already had 18 violence offences to his name. Photo / 123rf

The victim was punched twice in the head by Corey Whittaker - a random stranger - in a Christchurch street. Photo / FileThe victim was punched twice in the head by Corey Whittaker – a random stranger – in a Christchurch street. Photo / File

The Ministry of Justice says it is satisfied the victim received the appropriate support from court victim advisers. The Ministry of Justice says it is satisfied the victim received the appropriate support from court victim advisers.