A Category One News Today

Center. and the airport closed for flights and announced it, too will not be a shelter. gretchen and gang, back to you guys. >> gretchen: johnathon is live in new orleans maria with the extreme weather center in new york city. >> we are tracking tropical storm isaac that has winds of 75 miles per hour. we expect it to be a hurricane this afternoon. the storm system is so big and it is strengthening slowly. it takes longer to weaken. it is showing signs of better organization and starting to see ...