Hundreds of South Korean workers detained in a U.S. immigration raid at a Hyundai battery plant in Georgia will soon return home, Seoul officials said.⁣ U.S. authorities said about 475 people were detained at the under-construction site near Savannah on Sept. 4, including more than 300 South Koreans. Officials said the workers violated immigration laws, with some entering illegally and others working on tourist visas.⁣