Korean Air, South Korea''s largest airline, said Sunday that it sent a cargo plane carrying emergency relief supplies to Libya to help people suffering from civil unrest. According to South Korean (Yonhap) News Agency, the plane that left Incheon International Airport earlier in the day will head for Benghazi in the eastern part of the North African country to deliver medical supplies, food, basic necessities and power generators. The city is the second largest in Libya.