What is the definition of a mass shooting?

wwl is reporting it as a sextuple shooting - hard to be that for accurate nomenclature

eta, from WWL
um...
Gunfire rang out Friday night on Canal Blvd. in New Orleans.

"The NOPD is investigating a homicide at the intersection of City Park Avenue and Canal Boulevard," Public Information Officer Aaron Looney confirmed.

Witnesses described a series of gunshots around 10:30pm.

Looney said, "There are a total of six victims in this incident - one deceased victim, four victims wounded by gunfire who have been transported via EMS and one victim wounded by gunfire being treated at the scene."

No other details were immediately available.