Antonio and Molly Manzanares: The Last Shepherds

In the late 1800's the mountains of Northern New Mexico were visited each summer by hundreds of sheepherders, each with a flock of more than a thousand sheep.  Today, Antonio and Molly Manzanares run the last such flock.  Limited by government regulations, a lack of young ranchers willing to take on the work, and a flood of cheap lamb and wool from overseas, Antonio and Molly have to ask themselves: "Will we be the last?"