Arnell Powell

The team must probe an unusual murder case while thinking of the best way to say farewell to the late Detective Frost.

When a marine colonel dies in an explosion at a military golf course, the NCIS team must investigate a suspected terrorist attack. The CIA gives them a lead to an abandoned warehouse, but it turns out to be a trap.

Kim discovers that the firm is in financial trouble; Teri is sent to bring Jane home; Grayson comes to terms with his feelings; Fred moves on with his new girlfriend; Stacy seeks the advice of a relationship guru.

The squad is forced to work with a private investigator when a clothing designer is found poisoned and his wife reported missing; Jane asks Maura to teach her mother how to handle her finances.

In 1995, two teenage boys went on a shooting spree at a local mall and committed suicide shortly afterwards. The team is prompted to reopen the case when new evidence suggests that there may have been a third shooter.

Grayson's experience prompts him to make a serious gesture; Jane offers her services to a community that is affected by fumes from a hot sauce factory; Kim must represent her mother in a divorce proceeding against her own father.