This young man disarmed a shooter at Highlands Ranch, Colorado
There have been at least 288 school shootings in the United States since January 1, 2009. That's 57 times as many shootings as the other six G7 countries combined. School shootings are a reality in America, an average of one a week just this year alone. But how does the US compare with other countries in the world?
The scope: First, we looked at the G7 countries -- the countries with the largest advanced economies in the world.
The countries are Canada, the US, Japan, Germany, Italy, France, the UK.
The time period: From January 1, 2009 to May 21, 2018.