Hurricane Gustav has hit Cuba, and is heading straight for New Orleans with great force. From mayor Ray Nagin, who was, of course, also the city's mayor when Katrina struck 3 years ago this week:
"This is very, very serious, and we need you to heed this warning," he said. "We really don't have the resources to rescue you after this."
Mandatory evacuations to begin Sunday morning in New Orleans (CNN, via Clayton Cubitt)
Related: On the other side of the globe, Monsoon flooding in Northern India today has displaced more than 2.5 million people, and killed more than 2,000.