Earlier this month, presidential candidate Sen. Marco Rubio (R-FL) appeared on CBS's "This Morning" and made the following claim about gun control: "None of the major shootings that have occurred in this country over the last few months or years that have outraged us, would gun laws have prevented them." The Washington Post, doubting Sen. Marco Rubio's (R-FL) statement, decided to fact check him by analyzing some of the most tragic shootings to occur since Newtown. To what seemed like a surprise to the editors, the consistent result was, "No proposed laws" would have made a difference. They started with...