Original sentence: According to Chief Radioman C.Hayes, a member of Lancetfish's crew at the time of the accidental sinking, the cause was an argument between two yard workmen.He was wrong, and with both inner and outer doors open the torpedo tube quickly flooded the boat.In the after torpedo room they were examining the sight glass in a torpedo tube.One insisted it was empty, indicating a dry tube.The man who was sure the torpedo tube was dry undogged the inner door to prove his point.The other believed the sight glass was full, indicating sea water in the tube and thus an open outer door