article_snippet.sent: The reason is a wave of anti-immigrant violence that has swept the country in recent days, leaving several dead as authorities scrambled to detain those responsible and prevent further bloodshed.
article_snippet.sent: The cause of this surge in violence is murky, with some blaming alleged inflammatory comments about foreign nationals from the Zulu king, local media reported, others saying a labor dispute between locals and foreigners back in March turned nasty.
article_snippet.sent: violence has caused thousands of immigrants to seek refuge at police stations and shelters.
article_snippet.sent: spoke to several immigrants living and working in South Africa about the crisis, which has caused South African President Jacob Zuma to postpone an overseas visit and left authorities scrambling to prevent further clashes.
article_snippet.sent: To stop violence violence need to arrest and sentence the perpetrators," the country's Defense Minister says.
highlights_snippet.sent: Wave of deadly anti-immigrant violence has caused thousands to flee thousands homes in South Africa .
  
highlights_snippet.sent: Immigrants fear further attacks despite clamp down by authorities .
  