The incident, which took place in a neighbourhood outside New Orleans, comes amid a particularly violent year for shootings.
Delta is the tenth named storm to hit the US this year, the highest number for more than a century.
More than half a million people were urged to evacuate as the hurricane approached, bringing potentially "unsurvivable" storm surges.
Reverend Tony Spell, who already faces charges for ignoring his state's ban on public gatherings, bused people in for Palm Sunday services.
The future of abortion rights is on the line in a Louisiana case headed to the justices.
The Burreaux pup won everyone over the second he started flashing his smile.
A slow-moving flood of polluted Mississippi River water is causing serious damage to Gulf species, and a major storm threatens to make it worse.