As NASA scrambles to prepare for the launch to Mars, Margo is confronted with a harsh personal reality.

Dex goes undercover after she is hired by a local politician to dig up dirt on his political opponent. Meanwhile, Grey and Liz’s romance continues, and Dex celebrates a tense…

Bob Lee tries to protect his family while incarcerated; and Isaac aims to silence him. In other events, Nadine contacts Bob Lee’s wife, Julie, who’s dealing with the backlash against…

When a woman abandoned by her firefighter husband for his partner’s widow is threatened with also losing custody of her children, she murders her romantic rival, claiming that 9/11 post-traumatic…