SEOUL ― Korean Air said on Tuesday it was investigating an emergency incident over the weekend in which one of its Boeing 737-8 airliners had to divert due to a pressurization problem which left 17 passengers requiring medical treatment.
The Taiwan-bound plane had to divert back to Incheon about 50 minutes after takeoff on Saturday due to a fault in the pressurization system, a Korean Air representative told Agence…


























