Billy Collins reads "A Dog on His Master" from his new collection, " Aimless Love."…
A staple to most militaries around the world, dogs hold important roles including sniffing out drugs and bombs, finding victims of natural disasters, and lifting the morale of injured troops.
From Europe to Asia, dogs do their part to help the military serve and protect. View images of their many jobs in far-flung places.
Sgt. David Olszak talks about training military dogs and the strong bond they share.
Cancer researchers are finding that purebred dogs may help provide answers about the genetic basis of cancer -- in dogs and humans -- because the dogs' small genetic pool makes it easier to isolate cancer-causing genetic mutations. The NewsHour provides…
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