Joanne Rubino

As Mack and Tiffy prepare to leave the Unit the rest of the team travels to Pakistan to try to stop terrorists from unleashing a deadly smallpox epidemic.

While David attends to family business, Keith makes an embarrassing self-discovery on the job; Brenda is challenged by Nate and answers a hard question for Maya; Margaret compares herself to her daughter; Ruth lets Bettina play nurse; Rico and Vanessa decide to protect their future; Claire is comforted by Ted's squareness; and George makes a speech about love.

A squad member is shot while storming an apartment; Clark and Jones investigate the death of a woman whose wealthy husband was going to finance a friend’s salon business; Murphy and Ortiz investigate the shooting of a policeman at a construction site.