And when Jace was ten years old, Valentine killed him....

And when Jace was ten years old, Valentine killed him. Michael, I mean." "That sounds like something he would do," said Luke. His tone was neutral, but there was something in his voice that made Clary look at him sideways. Did he not believe her? "Jace saw him die, " she added, as if to bolster her claim. "That's awful," said Luke. "Poor messed-up kid.