If the vehicle occupants had just acted like adults, followed the law on speed for the road, not decided to speed knowing full well it could be dangerous.

Rail pillar not responsible for their deaths. Sole responsibility rests with the driver, the occupants.

Weak minded people always try to shift the blame, not my/there fault. Fact is when you are under the age of 25 the rational part of your brain has yet to mature, the reason so many young people die. 

https://www.urmc.rochester.edu/encyclopedia/content.aspx?ContentTypeID=1&ContentID=3051