Marco Rubio’s claim that no recent mass shootings would have been prevented by gun laws - The Washington Post - Hint - it's true

https://www.washingtonpost.com/news/fact-checker/wp/2015/12/10/marco-rubios-claim-that-no-recent-mass-shootings-would-have-been-prevented-by-gun-laws/?utm_source=Sailthru&utm_medium=email&utm_campaign=Jolt12112015&utm_term=GFile