The US has seen a spate of mass shootings within the last several months, reopening debates about gun control. Some countries have figured out how to curb gun violence through targeted strategies. Efforts from Japan, Australia, Norway, and the United Kingdom may all offer insight.
On Wednesday, a 19-year-old allegedly shot dozens of his former classmates at a Florida high school, leaving 17 of them dead.
In November, a gunman went on a shooting