Even if he wins this they will sue him in civil court for Wrongful death..Never be able to own anything for years and years..The standards for Wrongful death are much lower..
In some states, a self-defense in criminal case cuts off the right to a civil claim. Not sure if Wisconsin is like this but somehting makes me think it is.
Different from beating a murder rap on basis of “I didn’t do it.” — OJ.