South Korea’s Top Diplomat May Go to US After Citizens Held (3)

South Korea’s top diplomat said he’ll travel to Washington if needed over a US migrant raid at a Hyundai Motor Co. manufacturing complex, confirming that more than 300 among 475 people detained under the operation are its citizens.

Foreign Minister Cho Hyun presided over an emergency response meeting in Seoul on Saturday after US federal agents carried out the sweep at a construction site for an electric-vehicle battery plant near Savannah, Georgia, this week.

“The president has emphasized that the economic activities of our companies investing in the US must not be unduly infringed upon in the course of US ...