It happened 57 years ago The NTSB report in 1959 concluded it was ''Pilot Error''
However according to this article there may be ""new'' evidence to disprove the previous finding
[url=http://www.usatoday.com/story/news/nati ... /24389009/]http://www.usatoday.com/story/news/nati ... /24389009/[/url]