Another important point to emphasize, the downsizing of safety by these oil facilities is appalling.
If proper fire suppression was in place this would have been a small unnoticed incident.
In this day in age the fire suppression technology in readily available to keep this type of event from going big no matter what the initial cause, terrorist or not.
The inferior mental high up the ladder is , "so we lose a little product and have to clean up, so what".
When the investigators immediately reject eyewitness accounts, I have to wonder if they will pick and choose what other information to include in their report. The employees could give them a thorough accounting, but if it doesn't fit the pretermined outcome, it will be rejected, and we may never even hear about it.