There's a mass shooting almost every day in the United States

The horrifying events in Las Vegas on Sunday night mark the 273rd mass shooting in the U.S. in the 275 days that have passed so far in 2017, according to Gun Violence Archive. 
Mass shootings are a near daily occurrence in America, but what happened in Las Vegas stands out: It was the deadliest such incident in U.S. history, with more than 50 killed and 200 injured. 

There's a mass shooting almost every day in the United States