Walker

It's graduation day and the Walker family is hopeful about the future, until Cordell goes missing; the rangers have all hands on deck to bring Cordell home safely, but Stella has ideas of her own on how she can help.

While Cassie and James lead the charge to find Walker, the situation goes from bad to worse when Liam also goes missing; Stella and August pursue a lead of their own.

Cordell is stuck trying to convince everyone, including himself, that he has moved on from the hell of captivity; Stella comes clean to her dad about how she has been feeling; Bonham shares with Liam a way to work through his trauma.

Walker, Cassie and Captain James team up for Trey's last steps of joining the elite organization's ranks, but he's not alone in being tested. Walker and Cassie haven't worked together in weeks and struggle to synchronize their partnership.

Walker and Cassie examine where they are and what lies ahead due to a mix-up on a seemingly simple assignment; August disastrously tries to roll with the cool kids; Trey questions how being a Ranger will affect his bond with his mother.

Walker makes good on his promise to Liam to finally discuss captivity; painful details from the past inform the present to help the rangers eliminate a dangerous threat; a new case forces Cassie to confront her aversion to dating.

Walker attempts to create a memorable Thanksgiving in the hope of luring Stella to return home; the family's annual Circle of Thanks turns into a circle of grievance; a member of the Walker family is rushed to the hospital.

The family rings in the new year with members of the Walker family resolving to make better choices across the board; Cordell throws himself into family matters; Cassie pulls Trey into a case tracking down an elusive tech mogul.

Cordell and Cassie intervene in a hostage situation at a server farm, but something Trey finds indicates something more sinister is at play; August tries to smooth things over with his grandparents; Cordell reunites with someone from his past.

Cordell is tipped off that Grey Flag may still have him as their prime target; Captain James discovers that Cordell and Cassie weren't truthful about some top-secret information; Trey's involvement in the prior week's case lands him in hot water.

As Cordell and Cassie dig deeper into the deaths of his military buddies, he uncovers some inconsistencies that may reveal truths he's not ready to face; Trey is presented with a new opportunity; Capt. James receives some news from Kelly.

Cordell and Cassie soon realize they aren't the only ones keeping secrets, leaving Cassie to question who she can trust; the rest of the family focuses on the horse rescue, but they still find themselves facing a few challenges.

After a shocking revelation, Cordell and Cassie set off to find out more about Grey Flag's nefarious plans; Liam's and Stella's plan for the horse rescue appear to finally be coming together when a philanthropist offers her support.

Cordell, Cassie, Captain James and Trey realize Grey Flag's plans and partnerships extend deeper than they once thought; while the Walkers plan for the Mayor's Medal Ceremony, Cordell struggles with missing out on time with his kids.

The Texas Rangers and the Walkers must contend with Grey Flag's plans and one truth -- that everything was a lie.

An old friend returns with a shocking surprise for everyone; Cordell is forced to come to terms with the decisions he's made and how it's affected the ones he loves most; a new case forces Trey and Cassie to overcome their issues.

Opening day for the horse rescue; the boys head off for a camping trip, while the ladies plan a relaxing day at the spa.

It's a big day for the Texas Rangers and the Walker clan as friends and family gather to celebrate a very special event.