The victim could have carried and used a handgun like Bernard Goetz did in New York City.
Bernie Goetz was sent to prison for one count of carrying an unlicensed firearm, a disgusting perversion of the law and a violation of his inalienable right to keep and bear arms. Also, he would never have been sent to prison if he was a woman.
Chivalry is dead; Feminism killed it. Women need to vote, enlist in the military, and arm up accordingly.
Too many (of the wrong kind of) women vote. Too few do the other two things that you mentioned.