Walker, Cassie and Captain James team up to put Trey through the final stages of his training on Walker. "Wild Horses Couldn't Drag Me Away" is the fourth episode of the show's third season.

Walker Season 3 Episode 11 -- Past is Prologue. Shown: Keegan Allen

Walker Season 3 Episode 9 -- Buffering. Shown: Jared Padalecki

Walker Season 3 Episode 4 -- Wild Horses Couldn't Drag Me Down

Walker Season 3 Episode 3 -- Rubber Meets the Road.

Walker Season 3 Episode 3 -- Rubber Meets the Road.

Walker Season 3 Episode 2 -- Sittin' on a Rainbow.

Friends and family gather to celebrate a special event on Walker. "It's A Nice Day For A Ranger Wedding" is the 18th episode of the show's third season.

It's an exciting day for Liam, Stella and the horse rescue on opening day on Walker. "It Writes Itself" is the 17th episode of the show's third season.

Cordell must come to terms with some of his decisions on Walker. "Daddy Was A Bank Robber" is the 16th episode of the show's third season.

The Texas Rangers and Walker family must contend with everything being a lie on Walker. "False Flag (Part Two)" is the 15th episode of the show's third season.

Cordell misses out on time with his kids on Walker. "False Flag Part One" is the 14th episode of the show's third season.