Four arrested after series of unprovoked assaults in Dunedin

<p>Four people have been arrested following an investigation into a series of unprovoked assaults in Dunedin that left several people injured. </p> <p>Otago Coastal Area Commander Inspector Porima Rangitutia said the arrests related to three assaults reported between August 16 and 21. </p> <p>In each incident, victims reported being approached by a group of people and assaulted without provocation, with several suffering moderate to severe injuries. </p> <p>Officers from the Dunedin Criminal Investigations Branch carried out a series of search warrants across the city on Tuesday and Wednesday.