CHARLOTTE, N.C. — Following the recent shooting at a party in Hickory, North Carolina , that killed one person and injured 11 more, some WCNC Charlotte viewers reached out asking what defines a mass shooting.

According to Congress' website , there is no single, widely accepted definition of a mass shooting. Instead, there is a group of numerous definitions.

So, let's break them down.

OUR SOURCES:

The FBI

The Gun Violence Archive

WHAT WE FOUND:

The FBI defines active shooter incidents and mass killings but not mass shootings.

A mass killing is defined by the FBI as an incident where three or more people are killed in a single incident.

Meanwhile, Gun Violence Archive, a website that has collected data on gun violence since 2013, defines a mass shooting as four or more people wh

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