The Swedish riots: What really happened?

The Swedish riots: What really happened?:
"But over the past few decades, Sweden has also seen some of the fastest and largest growths in inequality among OECD countries (pdf).
Hardest hit have been poor, largely immigrant communities.
Consider that 23 per cent of young people within that demographic are not achieving good enough grades to enter upper secondary education, while around 46 per cent of non-European immigrants to Sweden are unemployed."