August 24th, 2013
Firefighters battle California blaze, and fatigue
As an enormous wildfire rages near Yosemite, more than 2000 men and women are on the line battling the flames. Fatigue is one of their biggest concerns, as resources are thin and the firefighters are "running on empty." The rugged terrain affected by the blaze is so remote that the fight could take days, or weeks. Tom Costello reports.