>>These guys were beyond reckless.
Murder is an intentional act. Even manslaughter requires a mens rea — a criminal mind, if you will. At worst, this is gross negligence.
Remind yourself to get a good lawyer before you get into trouble.
I am sure no one arguing in this thread that second degree murder is not an appropriate charge is actually a lawyer. (I am a lawyer.)
Here is a link to a good discussion of the issue: