More than 300 South Korean nationals detained by federal agents in a massive immigration raid last week on a Hyundai plant in Georgia for alleged visa violations were released early Thursday and were being taken to Atlanta's Hartfield-Jackson airport for a charter flight back to their country.

The South Korean workers were among some 475 people detained on Sept. 4 by Immigration and Customs Enforcement agents at a still-under construction joint Hyundai-LG electric vehicle battery facility near Savannah. ICE said they were suspected of living and working in the U.S. illegally.

CBS News photographer Darrall Johnson watched as the Koreans boarded eight buses that then left for the airport, where a Korean Air charter flight was waiting to fly them home. Johnson said a cart full of docume

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