the transportation safety board kicks rail union out of investigation for violating confidentiality rules . A lawyer for the engineer describes what happened as `` highway hypnosis '' `` I think most people are leaning towards human error , '' union representative says . The crash on New York Hudson Line line killed 67 and injured four people .
NTSB kicks rail union out of investigation for violating confidentiality rules . A lawyer for the engineer describes what happened as `` highway hypnosis '' `` I think most people are leaning towards human error , '' union representative says . The crash on New York 's Hudson line killed four and injured 67 people .