Acrid smoke from stubborn swamp fires burning south and east of New Orleans combined Monday with dense fog to create the “superfog” that contributed to one of the deadliest highway pileups in memory.

Firefighters hope flooding a New Orleans East swamp will finally put out a fire that has cast noxious-smelling smoke over the city and combined with fog to snarl traffic and may have contributed to a ...

Oct. 23—Acrid smoke from stubborn swamp fires burning south and east of New Orleans combined Monday with dense fog to create the "super fog" that contributed to one of the deadliest highway pileups in ...