Female mass shooters like Samantha Rupnow in Wisconsin are extremely rare, according to data admin 6 days ago USA Update Comments Off on Female mass shooters like Samantha Rupnow in Wisconsin are extremely rare, according to data 0 Views Just 3.7% of shooters were women out of 345 active-shooter incidents in the US from 2000 to 2019, FBI data shows. Share Facebook Twitter Stumbleupon LinkedIn Pinterest