Big or small, training is an important part of owning a dog. However, some breeds, especially the larger ones, may have a bit of a stubborn streak — such as the bullmastiff. Bullmastiffs are big dogs, ...

SACRAMENTO (CBS13) — The newest animal up for adoption at the Sacramento SPCA may be a record-breaker. In fact, he weighs more than any of the shelter volunteers. We met this big dog and learned a bit ...