Photos: Swedish suburbs shaken by riots

Firemen extinguish a blaze at a nursery school in the Stockholm suburb of Kista after riots in Sweden early Friday, May 24. Early media reports said the riots, which started Sunday, might have been triggered by police killing a 69-year-old man wielding a machete. But police say they are unsure of the cause.

Firemen extinguish a blaze at a nursery school in the Stockholm suburb of Kista after riots in Sweden early Friday, May 24. Early media reports said the riots, which started Sunday, might have been triggered by police killing a 69-year-old man wielding a machete. But police say they are unsure of the cause.