Sinkhole in Louisiana growing again, now as big as a football field..
Drought intense: The same regions facing parched landscape from summer go into fall the same way, if not worse..
The Mississippi continues to get lower, and now 500 million tons of shipping may grind to a halt of it gets even lower..
US rushes to try to assist farmers hit by drought--Congress isn't helping..
Wildfire: Idaho..
New West Nile reminder: Now kidney disease is a threat!
Social Security Administration tries to explain why it just purchased so much ammo..
Weather watch: A storm should be named by tomorrow.. Isaac. And it may threaten the United States.. developing..