PHOTO: Dog stands watch over dying friend after she was hit by a car

The Great Pyrenees patiently waited for hours near the other dog's body until help arrived.

This photo of a dog watching over his dead companion's body will break your heart.

Samuel Flores was driving down the road near Dallas-Fort Worth National Cemetery in Texas when he spotted the Great Pyrenees dog standing patiently beside another dog who appeared to have been struck by a car.