123 people died when the Norwegian semi-submersible housing platform Alexander L. Kielland capsized in the North Sea in 1980. Survivors and relatives of the deceased still have many questions. What really happened?
Overview：123 people died when the Norwegian semi-submersible housing platform Alexander L. Kielland capsized in the North Sea in 1980. Survivors and relatives of the deceased still have many questions. What really happened?
