Three people have been killed in unrest in New Caledonia, an official said, as rioting continued and stores and schools remained shut on Wednesday after France’s National Assembly approved changes to voting rules in the Pacific island.

The three dead were young indigenous Kanak, said a spokesman for New Caledonia’s president Louis Mapou. He said the information was provided by police.

Rioting broke out this week before lawmakers in Paris voted on a bill to allow French residents who have…