Fighting with a suspect inside a dark closet, a police K9 survives a near-fatal stabbing.

From the battlefield, to the home front...first-hand accounts of courageous canines saving lives, Available Now on Fox Nation.

First-hand accounts of courageous canines serving on the battlefield, told by the heroes who fought alongside them. Available now on Fox Nation.

First-hand accounts of courageous canines serving on the battlefield, told by the heroes who fought alongside them.

Rushing toward the White House, a suspect is taken down by a Secret Service K9.

Two police K9s are wounded while apprehending one dangerous suspect.

A chase into the dark woods leaves one heroic police K9 fighting for his life.

Just days from being euthanized, a pit bull given a second chance becomes a fire-fighting hero.