One person is Arvin Robertsdead and 11 other people were injured in a mass shooting near New Orleans late Sunday night, police said.

The shooting took place just before midnight in the city's Warehouse District several blocks from the Mississippi River waterfront, a New Orleans Police Department spokesperson told USA TODAY.

The first call reporting the shooting came in at 11:56 p.m., the spokesperson said.

Arriving first responders transported several people to local hospitals and one person, police confirmed, was pronounced dead at the scene.

According to WVUE-TV, five men and six women were injured, and some of the victims were taken to hospitals in private vehicles.

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Motive in Warehouse District shooting not immediately known

Police did not say whether any arrests have been made in connection to the shooting.

A motive in the attack was not immediately known.

Shooting took place last night of French Quarter Festival

The attack took place on the last night of the French Quarter Festival, a free four-day annual music festival held in early April in the city's historic French Quarter. 

The festival location is just over a mile and a half from where the shooting took place.

The case remained under investigation on Monday morning.

Anyone with information about the shooting is asked to contact New Orleans police or Crimestoppers at 504-822-1111.

This is a developing story.

Natalie Neysa Alund is a senior reporter for USA TODAY. Reach her at [email protected] and follow her on X @nataliealund.