Justin Walker White

Gormley tries to locate a former NYPD detective he believes may be a threat to Frank's safety; Erin navigates office politics when she chooses to reopen a closed case; Jamie is transferred to a new precinct with a lot of problems.

Things get personal for Danny when the drug cartel hit man responsible for torching his house resurfaces; an attack on an officer in the line of duty directly impacts a member of Frank's team; Eddie reluctantly introduces Jamie to her mother.

Erin and Frank clash over new legislation from the district attorney's office that undermines Frank's policies; Erin is at odds with Governor Mendez over questionable sex-trafficking laws; Danny risks his badge to protect a friend from losing his.

A video surfaces of officers partaking in a clear case of entrapment; Frank searches for the leaker; Eddie retaliates against a co-worker who is pranking Jamie; Danny and Baez investigate the murder of a tabloid writer.

When New York City experiences a major blackout, police officers scramble to contain the resulting chaos; Frank uncovers some unpleasant truths about his department; Jamie and Eddie question the line between work and their relationship.

Elizabeth and cabinet members brace themselves as President Dalton prepares for a retaliatory nuclear attack on a country that has reportedly just launched missiles bound for the U.S.