

One man was killed and four others are hurt after a shooting. Two teenagers were killed and four others were injured during a party. One person was killed and four others were injured at a residence. One person was killed and four were injured at a nightclub. In addition two were injured by falls, one person was hit by a car, and three people were hospitalized for anxiety. Ģ023 Richmond shooting: Two people were killed and seventeen others were injured at Altria Theater during a graduation ceremony for Huguenot High School. Seven people were shot in the Del Paso Heights area. One person was killed and three others were injured overnight. Nine people were shot in a drive-by shooting in the Mission District. Ī woman died and four others were injured. įour people were injured during a funeral procession. One person killed and five others were injured in a shooting at a party. Ī shooting left four people wounded, one critically injured. Ī teenage girl was killed and six other people were injured at a birthday party. Three people were killed and four injured outside a residence. Six people were injured outside of a Houston nightclub.

įive people were shot and one person found dead at Barrett Station Evergreen Cemetery in Melville. Gunshot injuries reported alongside of multiple traffic collisions that led to four injuries due to shooting and two because of collisions. įrom thirteen people who were attacked and injured, four people were wounded due to gunshots. Ģ023 Denver shooting: Ten people were shot in Downtown Denver after the Denver Nuggets won the NBA Championship. One person was killed and three others were injured. Many incidents involving organized crime and gang violence are included. Only incidents considered mass shootings by at least two of the above sources are listed below.

Congressional Research Service: four or more shot and killed in one incident, excluding the perpetrators, at a public place, excluding gang-related killings and those done with a profit-motive.ABC News/ FBI: four or more shot and killed in one incident, excluding the perpetrators, at one location, at roughly the same time.The Washington Post: four or more shot and killed in one incident at a public place, excluding the perpetrators.This list excludes all shootings the organization considers to be "conventionally motivated" such as all gang violence and armed robberies. Mother Jones: three or more shot and killed in one incident at a public place, excluding the perpetrators.Gun Violence Archive/ Vox: four or more shot in one incident, excluding the perpetrators, at one location, at roughly the same time.Mass Shooting Tracker: four or more persons shot in one incident, at one location, at roughly the same time.Excluded are shootings associated with organized crime, gangs or drug wars. Stanford University MSA Data Project: three or more persons shot in one incident, excluding the perpetrator(s), at one location, at roughly the same time.Ī 2019 study of mass shootings published in the journal Injury Epidemiology recommended developing "a standard definition that considers both fatalities and nonfatalities to most appropriately convey the burden of mass shootings on gun violence." The authors of the study further suggested that "the definition of mass shooting should be four or more people, excluding the shooter, who are shot in a single event regardless of the motive, setting or number of deaths." Definitions The crowdsourced Mass Shooting Tracker project applies the most expansive definition: four or more shot in any incident, including the perpetrator. The Washington Post and Mother Jones use similar definitions, with the latter acknowledging that their definition "is a conservative measure of the problem", as many shootings with fewer fatalities occur. The Congressional Research Service provides a definition of four or more killed. Gun Violence Archive, a nonprofit research group that tracks shootings and their characteristics in the United States, defines a mass shooting as an incident in which four or more people, excluding the perpetrator(s), are shot in one location at roughly the same time.

Several different inclusion criteria are used there is no generally-accepted definition. Mass shootings are incidents in which several people are victims of firearm-related violence. This is a list of mass shootings that took place in the United States in 2023. Class=notpageimage| Mass shootings in Puerto Rico in 2023
