When back-to-back shootings at women's clinics leave two healthcare providers dead, Hondo and the team investigate whether the shootings were politically motivated.

Hondo and the SWAT team race to stop a nuclear attack on Los Angeles when radioactive material is stolen from a local lab. Also, Powell delves into Alfaro's past when he displays a talent for boxing as the department prepares for the annual LAFD "smoker" boxing tournament.