"Laura Brown, a Federal Aviation Administration spokeswoman in Washington, said she had no such report.
"We're controlling every single aircraft in that airspace and none of them reported being fired on," she said, adding that the FAA was in contact with the military as well as civilian aircraft.
http://abcnews.go.com/US/wireStory?id=1087205"
The FAA reported this, i just linked to it from ABC (it was the shortest link). I think they are a pretty reliable source when it comes to air traffic. Who would be more reliable? I mean, if you can't believe someone who is in contact with ALL the air traffic in NO, who are you going to believe?