Wis. Stat. § 940.08: Homicide by negligent handling of dangerous weapon, explosives or fire.

(1) Except as provided in sub. (3), whoever causes the death of another human being by the negligent operation or handling of a dangerous weapon, explosives or fire is guilty of a Class G felony.

(2) Whoever causes the death of an unborn child by the negligent operation or handling of a dangerous weapon, explosives or fire is guilty of a Class G felony.

(3) Subsection (1) does not apply to a health care provider acting within the scope of his or her practice or employment.