California fires on retreat as experts warn of air hazard (AFP via Yahoo! News) Firefighters tightened their grip on California's wildfires Saturday as officials expressed concern at the health hazards posed by vast plumes of smoke shrouding the region. [News Source]

California fires on retreat as experts warn of air hazard (AFP via Yahoo! News) Firefighters tightened their grip on California's wildfires Saturday as officials expressed concern at the health hazards posed by vast plumes of smoke shrouding the region. [News Source]

Wildfire pollution poses health threat (AP via Yahoo! News) Even as many of the wildfires in flame-ravaged Southern California died down and residents began returning home, lingering dust and soot-laden air made it difficult for many to breathe even a sigh of relief Saturday. [News Source]

Wildfire pollution poses health threat (AP via Yahoo! News) Even as many of the wildfires in flame-ravaged Southern California died down and residents returned home, lingering dust and soot-laden air made it difficult for many to breathe even a sigh of relief Saturday. [News Source]

Poor air from wildfires a health threat (AP via Yahoo! News) Even as many of the wildfires in flame-ravaged Southern California died down and residents returned home, lingering dust and soot-laden air made it difficult for many to breathe even a sigh of relief Saturday. [News Source]

Bad air from wildfires a health threat (AP via Yahoo! News) Even as many of the wildfires in flame-ravaged Southern California died down and residents returned home, lingering dust and soot-laden air made it difficult for many to breathe even a sigh of relief Saturday. [News Source]