The United States' second-most senior diplomat expressed regret Sunday over the immigration raid at a Hyundai car battery plant in Georgia earlier this month.

Seoul has called for guidelines for business visas and a new visa category for Korean professionals to support investment projects by Korean businesses.

The United States' second-most senior diplomat expressed regret Sunday over the immigration raid at a Hyundai car battery plant in Georgia earlier this month.

U.S. President Donald Trump and his administration have adopted a reconciliatory tone following an immigration raid at a South Korean-owned battery plant.