"NCIS" season 13 has been exploring the personal relationships of the team such as Ellie's marriage struggles, for instance. This time it's Agent Gibbs' turn to mend fences with his family, spoilers for episode 10 revealed.

The synopsis for episode 10 of "NCIS" season 13 read, "In the hopes of sparing a family further tragedy, the Secretary of the Navy calls on NCIS to help a sailor battling leukemia locate a bone marrow transplant after his two Marine siblings are killed in the line of duty. Also, Bishop returns home to Oklahoma for the Thanksgiving holiday.

Showrunner Gary Glassberg earlier told Fox that the shooting incident last season will continue to haunt Agent Bishop.

"He continues to struggle to recuperate from his shooting and he will continue to work with Dr. Taft. That will take us into next year," he said. "Then there will be some significant case-related stuff that will connect him with [FBI agent] Fornell [Joe Spano] and take him on an even more significant journey toward the latter half of the season."

"NCIS" season 13 cast include Mark Harmon as NCIS Special Agent Leroy Jethro Gibbs; Michael Weatherly as NCIS Special Agent Anthony "Tony" DiNozzo; Pauley Perrette as Abby Sciuto; Sean Murray NCIS Special Agent Timothy McGee; Rocky Carroll NCIS Director Leon Vance; Brian Dietzen as Jimmy Palmer; Emily Wickersham as Probationary NCIS Agent Eleanor "Ellie" Bishop and

David McCallum as Dr. Donald "Ducky" Mallard.

The guest stars for "NCIS" season 13 episode 10 are Joe Spano as Senior FBI Agent T.C. Fornell;

Lindsay Wagner as Barbara Bishop; Ryan Doom as George Bishop; Patricia Bethune as Paulette Quinn; Grantham Coleman as Former Army Sergeant Richard Doogan; Harry Van Gorkum as Alton Brinkman; Jack Mikesell as Navy Lieutenant Alex Quinn; Stuart McLean as Malcolm Turro and Eric Nelson as Sean Quinn.

Watch out for more "NCIS" season 13 spoilers as episode 10 airs on Tuesday, Nov. 24 on CBS.