Possibly the courts of both states, since essential elements of the crime of murder took place in both states.
Definitely the federal government, because the crime involved "interstate commerce" giving the federal government jurisdiction.
"Wanted"
Mephiles shoots sonic with a beam that kills him
It kills lvl 540 it takes up a gun and shoots you
Janice Soprano shoots and kills her fiance, Richie Aprile.
it kills you if you drink water standing on your head
Chino shoots him in the street.
Charlie
The dad of the kid with the camera shoots him in the back of the head.
Neutron bomb
Vera and Lombard never died. Vera mistakenly shoots (not kills) Lombard thinking he is the killer. Then Wargrave comes and tells the whole story/plan to Vera. He is about to kill her when Lombard gets up and shoots (and kills) Wargrave. This was in the movie. Not the original book.
he shoots his delicious sticky steaming web all over them
Okonkwo breaks the peace in several ways:Okonkwo throws the Cat, Amalinze while wrestling.Okonkwo kills 5 people during wars.Okonkwo beats his children and wife in different occasions.Okonkwo nearly shoots his wife.Okonkwo beat his wife during the week of peace.Okonkwo kills Ikemefuna.Okonkwo accidentally shoots Ezeudu's son.Okonkwo helps burn the church down.Okonkwo kills the court messenger sent by the white man.Okonkwo kills himself.