Blue Bloods

Danny contemplates retiring until Erin enlists him to help her with a case involving her ex-husband, Jack (Peter Hermann). Also, Jamie and Eddie go undercover as a couple, and Frank butts heads with the new mayor of New York City, Margaret Dutton (Lorraine Bracco).

Frank receives an order from the mayor to attend a parade honoring a man who served time for conspiring in an attack against the police. Also, Danny investigates the return of a teen Selena Moore (Caroline Pluta), who suspiciously disappeared 13 years ago, and Jamie and Eddie try to help a young woman they believe is being exploited by Congressman Thomas (Richard Walters).

Erin's trial against notorious human trafficker Chao Lin (Tia Carrera) is jeopardized when the presiding judge is found dead, causing Danny and Baez to investigate foul play. Also, Mayor Dutton (Lorraine Bracco) opposes Frank's public safety initiative, but City Council Speaker Regina Thomas (Whoopi Goldberg) devises a plan to help Frank bypass the Mayor's veto.

Danny and Baez work the case of a detective who was gunned down prior to testifying against a career criminal.

Danny and Baez investigate the murder of a single mother whose ex-husband has a history of violence.

When a famous basketball player is found dead of an apparent drug overdose, Danny looks into his possible ties to a local drug gang. Stacy Keach guest stars.

A case turns personal for Danny when he works to protect a nurse, Faith Madson (Jessie Mueller), from her violent ex-boyfriend.

Eddie's judgment is clouded by her past when she arrests a loathed acquaintance from college on questionable charges.

As Danny and Baez join a narcotics task force to track down a drug supplier, Baez comes into contact with drugs and is soon fighting for her life from an accidental overdose.

Erin is conflicted when Jamie and Eddie ask her to help drop old charges against a man, Parker Mack (Spencer House), who just bravely rescued a woman from a local hostage situation.

When a journalist disappears while working on an exposé about an innocent man serving time for murder, Danny and Baez hope that reexamining the original case will help find her.

After Anthony is shot while interviewing a witness for an upcoming murder trial, Erin enlists Anthony's archenemy, Danny, to find out who was responsible.

When Henry is the key witness on Danny and Baez’s case, his meddling pushes Danny’s buttons until he leads them to valuable information.

When a student is shot by a rival gang member in his high school courtyard, Danny and Baez try to get a grasp on the situation to prevent a reoccurrence, but the principal, Darryl Ward (Ernie Hudson), recklessly takes matters into his own hands.

Danny considers taking a new job that would ease his financial struggles after investigating the death of a wealthy man.

Danny and Baez investigate the murder of a man who was living a double life with two separate families, and Anthony tries to resist when Erin asks him to help investigate his old partner, whom she suspects of stealing drug money.

After Danny's brother-in-law, Jimmy (Kevin Dillon), gets caught up with the mob and steals Danny's credit card, Danny forces Jimmy to take down the mobsters with Baez's help.

After a woman voices her outrage regarding the NYPD's inability to find her son's murderer, Danny reexamines the case, upsetting the original detective, Erin, and Anthony, who didn't pursue the case due to lack of evidence.

Danny and Baez race to find a missing girl who will die within 72 hours without her heart medication. Also, Jamie and Eddie are on the wrong side of an investigation after engaging in a car chase, Frank, Garrett and Gormley investigate the rise in the settlement of lawsuits against cops, and Sean wins an essay contest and receives a medal from former New York City Mayor David Dinkins. (TV-14 L, V)

When Danny resorts to asking his incarcerated archenemy, Victor Lugo (Nick Cordero), for help locating a dangerous criminal who escaped from prison, Lugo refuses to assist unless he's allowed to accompany them on the pursuit.

Frank goes head-to-head with a data-tracking company when they refuse to unlock the phone of a terrorist that may hold information regarding upcoming targets.

When a series of drive-by murders occur after six wrongly convicted men are released from prison, Danny and Baez wonder if they were orchestrated by the men as an act of revenge.