Yellow markers sit next to evidence, including a gas mask, as police investigate the scene outside the Century 16 movie theater east of the Aurora Mall in Aurora, Colo. on Friday, July 20, 2012. (AP Photo/David Zalubowski)

Mass Shootings Do Little To Change State Gun Laws

Following the mass shooting in Connecticut, the Obama administration and lawmakers around the country have promised to re-examine gun control in America. ProPublica decided to take a look at what’s happened legislatively in states where some of the worst shootings in recent U.S. history have occurred to see what effect, if any, those events had […]