The flight was carrying 125 passengers, and the sudden change in cabin pressure caused health problems that needed treatment when the aircraft returned to Seoul. According to a report from South Korea's Ministry of Land, Infrastructure and Transport, at least two passengers suffered nosebleeds, and 15 reported ear pain and hyperventilation.

Jesus that sounds terrifying. Flying along at meal time, the masks drop, then the pilots have to nose dive the plane to a safe altitude.

Why is this plane still in the air?

5000 words and no details whatsoever.