Tourists watch from the top of South Mountain as gusty winds envelop 

Tourists watch from the top of South Mountain as gusty winds envelop Phoenix in a dusty haze Monday, April 8, 2013. (AP Photo/Ross D. Franklin)
Associated Press
Tourists watch from the top of South Mountain as gusty winds envelop Phoenix in a dusty haze Monday, April 8, 2013. (AP Photo/Ross D. Franklin)
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