"113 U.S. mass shootings in 2016
1148 mass shootings since 1/1/2013
1 day since last mass shooting
"The Mass Shooting Tracker is a crowd-sourced database of U.S. mass shootings. We define a “mass shooting” as a single outburst of violence in which four or more people are shot. This is not the same as mass murder as defined by the FBI."