How U.S. gun laws compare to other countries
Since the beginning of 2017, at least 199 people have died in mass shooting in the United States. A mass killing is generally defined as four or more people killed in a single incident. The mass shooting in Las Vegas has sparked a national conversation ab
- Oct 19, 2017, 11:08 p.m.
- Oct 19, 2017, 5:46 p.m.
- Oct 20, 2017, 4:08 a.m.