A Sudanese national was killed and another injured , in the Saudi city of Riyadh . Two people were killed and 561 arrested Saturday in clashes between locals and foreign workers . A Sudanese national was killed and 17 others injured in the Saudi capital during ongoing clashes over a visa crackdown , the Saudi Press Agency reported . Saudi Arabia launched a ` ` security campaign '' this month to crack down on security violations .
A Sudanese national was killed and another injured , in the Saudi city of Riyadh . Two people were killed and 561 arrested Saturday in clashes between locals and foreign workers . Saudi Arabia launched a ` ` security campaign '' this month to crack down on security violations .