article_snippet: Authorities are still trying to piece together the cause of the incident and said it was too early to determine if it was a result of a mechanical or operational issue, said Capt.
article_snippet: Metro police and the Federal Aviation Administration are still investigating the incident . '
article_snippet: Authorities are still trying to piece together the cause of the incident and said it was too early to determine if it was a result of a mechanical or operational issue, said Peter Boffelli.
article_snippet: Metro police and the Federal Aviation Administration are investigating.