The life of engineer and former NASA astronaut José M. Hernández, the first migrant farmworker to go to space.

Walt joins a Mexican task force led by Gen. Rebollo aimed at catching those responsible for the Guadalajara massacre and Cardinal Posada’s death.

Victor is shaken by a murder and takes action. Violence escalates in Tijuana. New boss Enedina develops a plan to challenge her cartel’s rivals.