Cabot investigates the rape and murder of an undercover federal agent, but receives death threats as the case proceeds toward trial. The arrest of a suspect connected with a Colombian drug cartel puts her under pressure to yield the case to the authorities. Drama, starring Christopher Meloni, Mariska Hargitay and Stephanie March

The team probes a Navy lieutenant's death at a blood bank, while McGee seeks team support for his twins' school fundraiser. Crime drama, starring Sean Murray

When a music mogul is found dead, Shaw and Riley clash with an undercover officer unwilling to cooperate

Officers are dumbfounded when a man tries to talk them into taking him to jail. Sparks fly when a driver tries to take his truck on the freeway with only two wheels

A chance to buy goods from the comfort of home

A chance to buy goods from the comfort of home

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The driver of a Ferrari is gunned down by a motorcyclist and the victim is identified as petty officer Colin Boxer, who was holding down a second job as a valet parker and had borrowed the sports car. The owner of the vehicle turns out to be Vijay Chaya, the billionaire head of a large corporation, and the team suspects a case of mistaken identity. During the course of the investigation, Gibbs chances on a medal awarded to Leroy Jethro Moore, the man he was named after and an estranged friend of his father. Guest starring Billy Dee Williams (The Empire Strikes Back) and Ralph Waite (The Waltons)

Part one of two. First lieutenant Michael Torres gets involved in a fight before falling to the ground, and is found beaten to death the next morning. The only witness is his friend and colleague Captain Joe Westcott, who suffers from post-traumatic stress disorder and has trouble distinguishing reality from his past military experiences in the Middle East

Part two of two. Tony reviews satellite footage of rebel forces in the Middle East and spots Kersey among a group of insurgents, concluding that Joe Westcott's fear of him was well-founded. Back at HQ, Abby creates a 3D computer model of the attack that occurred in Afghanistan and Joe dons a virtual-reality headset to relive the traumatic events. Will it jog his memory?

A car bomb kills the husband of an incapacitated woman shortly before he planned to switch off her life support. Fontana and Green are drawn into a heated debate about the right to die, and find themselves faced with two suspects who both have iron-clad alibis

Fontana and Green investigate the murder of an undercover reporter who was working on a story about a violent street gang known as L-12, following a trail of clues that leads them to a frightened businessman. Realising that his evidence could be vital to cracking the case, McCoy and Borgia urge him to testify - but he refuses to co-operate for fear of reprisals against his imprisoned son

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A nurse with a social agenda is arrested on suspicion of performing illegal sterilisations on troubled teenagers without their knowledge - a policy that has resulted in the death of one patient. As McCoy and Borgia prepare their case against her, they discover former ADA Paul Robinette is planning to act for the defence

An undercover policewoman is murdered, and the team is charged with finding out how her cover was blown. Following a series of revelations, the investigation leads to a worker in a prominent congressman's office - but the suspect has a seemingly watertight alibi. Legal drama, starring Sam Waterston, Dennis Farina and Jesse L Martin

Detective Falco spends an evening on the town and goes home with a woman he meets in a bar. Unfortunately, when he wakes up the next morning, he does not just have a hangover to contend with - his conquest has been stabbed to death in the bathroom, and he is the main suspect. Starring Michael Imperioli, Jesse L Martin and Dennis Farina

A cop is murdered during a botched robbery, triggering an investigation that leads Green and Cassady to a paparazzo who may have compromising photos of a celebrity and her baby. The case later goes to trial, but proceedings are overshadowed by a debate about tabloid journalism. Police drama, starring Jesse L Martin and Milena Govich