The NCIS has to find a serial killer, and their investigation leads them to a surprising revelation. Meanwhile, McGee tags along with Abby to the south of the border, where Abby has to make a speech.

The four remaining finalists take the stage to perform live for the nation! After the performances, it is once again up to America to vote. Tune in to see who sizzles and who fizzles

Adrianna's new romance with pop star Javier continues to blossom, while Navid continues to work up enough courage to tell her how he feels. Jen has taken control of Naomi's finances and puts her on a tight budget, resulting in an instant meltdown by Naomi.

In the eighth week of competition the couple with the lowest votes combined with the judge's results will be eliminated.

Quarterback Tony Romo takes the contestants on a hike; past winners Helen Phillips and Erik Chopin discuss the challenges of keeping weight off away from the ranch. Also: Dr. Huizenga offers health updates; the players race over hills of sand while carrying the amount of weight they've lost; Bob and Jillian review videos of the contestants' weight-loss journeys; and the final four are determined at the weigh-in.

Jacob and the Man in Black are revealed to be twin brothers. They are raised by a mysterious woman who is charged with protecting the island. As revenge for the murder of their adoptive mother (who killed their real mother), Jacob throws his brother into the source of electromagnetism after being made the island's guardian, which transforms the Man in Black into the smoke monster.

A monster storm stands between the Time Bandit and their final offload. While on the Northwestern, a maniacal skipper heads into Arctic seas to hunt down the planet's most elusive crab, the Blue King Crab.

The NCIS team is on the hunt for a terrorist who escaped Army custody during a secretive transfer in Los Angeles.

Rachel loses her voice and can't sing. Kurt attempts to impress his father. Puck tries to do whatever it takes to make him cool.

A Man is killed by being 'cooked from the inside' and eccentric inventor Nikola Tesla warns Murdoch that his research into microwaves may have been stolen and turned into a weapon of mass destruction. Meanwhile Dr Ogden considers a job offer.

Det. Nichols and Stevens must uncover the pysches of the killers before there is another murder.

Spencer upsets the guests of a birthday party. Audrina questions her relationship.

The winner is announced in the competition between Alicia and Cary.

Zeek makes his presence known while crashing with Adam and Kristina. Elsewhere, Camille focuses on her art instead of focusing on her husband. Trying to get her father out of debt, Julia enlists the help of her old college flame much to Joel's chagrin. Meanwhile, Amber feels guilty about betraying Haddie and Crosb thinks about settling down with Jasmine and Jabbar.

After a violent attack on someone very close to Anna, she delivers a message that the Vs don't feel safe and will be leaving; and Anna also gives a list of possible Fifth Column members to Chad, hoping he'll investigate to help in finding them. Meanwhile, Erica and the team try to track down a scientist who may have created a weapon that the Visitors are afraid of.

When Judge Michael Reardon is the victim of attempted murder, Raylan is put to work on keeping tabs on the jurist, whose take-no-prisoners antics have earned him a whole lot of enemies. Meanwhile, Raylan continues to try and get Boyd back behind bars, but the bodies keep piling up.

Roxy has a date-like meeting with Zach. Meanwhile, Whitney and Olivia go head-to-head after Olivia decides to interview her friend for ELLE, instead of covering Whitney's line.

Sebastian Junger

Hampton Sides

Queen Latifah, Will Forte, MGMT

Amanda Seyfried, Guy Fieri, Luke Bryan

The two teams were tasked with preparing a Classic French 3-course meal for Matt Preston, Tetsuya Wakuda and Guillaume Brahimi. Michel Roux mentored the Red Team, Tony Bilson mentored the Blue Team.

Mark still wont apply for the CEO position because he is not happy with the politics involved. When he discovers a patient whose quality of life could be enhanced significantly by new laser treatment he has a change of heart about applying for the position. After Oliver gains a promotion things go wrong. Penny is moved back to AAU after it comes out that she slept with a patient. Maria has to cope on her own when Donna disappears for the whole day.

The residents of Milton Cross, a feudal estate with a church, farms, houses and acres of land, depend on lord of the manor Edward Milton for their livelihoods. When Sonia Woodley is stabbed to death in the churchyard two years after the death of her husband, bespoke tailor Gerald, Barnaby and Jones investigate, and the village begins to reveal its secrets. Guest staring James Wilby, Gwyneth Strong and Karl Davies (formerly Emmerdale's Robert Sugden), with John Nettles and Jason Hughes

Collinson sends Porter undercover to Zimbabwe on a mission to break a former British soldier who was involved in a political assassination out of a high-security Harare jail.

Porter and Masuku become the hunted as a bushman tracker leads the relentless Zimbabwean authorities after them, and Layla Thompson becomes increasingly aware of the tension that exists between Porter and Collinson.