Asif Rahimi

In Afghanistan, wheat is not only a diet staple but is also the country’s most widely grown crop. When an invasive fungus known as Ug99 threatened to damage and destroy Afghan wheat, the USDA joined forces with U.S. Central Command and U.S. Forces-Afghanistan to help stop it. Together in late 2010...

The little farming town of Colo sits just east of Ames, Iowa, in the central part of the state. It's harvest season here. Farm families are trading shifts in their combines to harvest their crops before winter. Rows of soybean and corn stubble disappear into the yellow and brown rolling hills. Folks...