FWIW, I don't think he should have been "Fried," because his intent wasn't to kill anyone. He wanted to stage the fire so he could be a "hero," and enhance his standing with his employer.
It got out of control, and the deaths resulted.
It was involuntary manslaughter, in American jurisprudence, and not "murder."
ramrodded---end of story, unless you're naive enough to believe all the lies the Monaco gov't is putting out.