Who was Natalie Rupnow, the 15-year-old identified as the shooter in the Wisconsin school shooting?

A 15-year-old girl killed a student and teacher at a Wisconsin school. Female mass shooters are rare. Research shows only 4.3% of mass shootings are by women. Several cases of female mass shootings since 2006 were examined. These cases involved various motives, including mental illness and personal grievances. Most mass shooting perpetrators are men. Many victims are women and children.