A veteran K9 nicknamed "The Wonder Mutt" figures to be the favorite, but will he be taken out by the younger, hungrie...

A third generation police K9, and a civilian underdog built for speed are among the pooches who face off in a competi...

A fur missile, a veteran K-9 named Murphy and a small civilian underdog compete.

Two civilian underdogs take on the professional pooches in an epic clash of K-9s, as a brash boxer and a peppy pit bu...

The youngest dog in the competition sets a fur-ious pace; the more experienced dogs must take matters into their own ...

Among the K9 combatants are a dog who once took down a crossbow-wielding creep, a pooch whose trainer is allergic to ...

It's raining cats and dogs, but the K-9 combatants show their gladiatorial spirit, battling through bad weather and t...

With some of the most decorated doggies ever to set paw on the K-9 combine, records may be broken.

The lineup raises burning questions such as if old can defeat young and if skill can beat experience.

A Doggle-wearing K-9 faces some tough competition including a Connecticut K-9 who's ready to declare war and cancer-s...

Six winning K-9s and one champion underdog battle it out for $25,000 and the bragging rights for the ultimate title o...