302: Domestic Disturbance
When an injured woman recants her claim of domestic violence, Danny and Jackie look into it further, only to find that the woman is involved in a secret relationship with a high-powered councilman “ who also happens to be a friend of Frank's. Meanwhile, Linda goes back to work, which causes upheaval for Danny.
304: Scorched Earth
Danny and Jackie set out to investigate the murder of a bride on her wedding day in a drive-by gang shooting. However, they are pulled off the case and assigned to the protection detail of a Central American president, who they believe is a target for assassination. Meanwhile, Jamie questions his partner Vinny's methods when he performs an unjustified stop.
305: Risk And Reward
Shortly after Frank awards a detective with the Medal of Valor for his undercover work for the NYPD in Malaysia, the detective is taken hostage by a Malaysian drug lord whose brother he helped put in prison. Meanwhile, Henry goes on a ride-along with Jamie and has a different method of getting the job done.
309: Secrets And Lies
When Danny and Kate come up empty-handed with leads for a shooting, Linda helps make a break in the case when she overhears the victim telling his priest who is responsible. Meanwhile, Henry is mugged at an ATM, which sends Jamie into a rage as he tries to track down the assailant.
310: Fathers And Sons
When two motorists driving gas-guzzling cars die at the hands of a sniper, Danny and Kate are put on the case of what the city believes is the work of a radical environmental serial killer. Meanwhile, a bicycle accident sends Danny's son Sean to the hospital with a life-threatening injury.
When a 10-year-old boy is the victim of an incident in the projects, Danny's heated approach to the case lands him in anger management class. Meanwhile, Frank navigates the politics of the State Department and the Turkish Government in order to help a young Turkish woman avoid persecution.
320: Ends & Means
When two Wall Street brokers are killed in drug deals, Danny looks to question a wounded accomplice at the hospital but he is stopped by Linda, who won't let Danny see him until after surgery. But when the accomplice dies during the procedure, Danny and Linda battle over the judgment call.
321: Devil's Breath
When Danny finds a disoriented man in a park covered in his girlfriend's blood, he finds it hard to believe that the man has no recollection of the night's events until they find a strong narcotic in his bloodstream. Meanwhile, Jamie gets into trouble when he helps an off-duty officer cover up his intoxication after he apprehended an armed robber.