Wildfire becomes 2nd largest in Ariz. history

Mike Taylor, center, and Kelly Busby from the Arizona Department of Transportation work at a check point in Picnic Hill, Ariz., Saturday, June 4, 2011. Firefighters are working to contain two of the largest wildfires in Arizona's history that together have burned through more than 300 square miles of timber and brush, prompted evacuations and sent smoke into skies 200 miles away. (AP Photo/Jae C. Hong)

June 7, 2011 1:03:53 PM PDT
A ferocious wildfire that has driven thousands from their homes in eastern Arizona grew to 486 square miles Tuesday and set its sights on the biggest target yet - two of the most populous towns in the fire-scarred mountains.