Dr. Halstead rushes to rescue Dr. Manning after she is involved in a Medevac helicopter crash. The personal drama between Dr. Rhodes and Dr. Bekker boils over. Dr. Charles and Dr. Choi work to help a patient come to terms with their addiction. April helps Elsa deal with the loss of her first patient.
Brian takes a friend out for ice cream; Sam is one week away from retirement.
Ten years after Popcorn Sutton's death, his widow reveals a clue that could lead Mark and Digger to a hidden stash. Mike must gin up his brandy game to pay off his debt to Mark and Digger. Donnie and Teresa build a secret still in a Kentucky cave.
Jimmy challenges Gretchen to tackle some of the responsibilities that come with being an adult.
While chasing a heroin supplier, CPD crosses paths with a convicted criminal recently released on a technicality. Halstead's history with the man threatens the team's ability to put him back in prison.
Beverly decides their street needs another stop sign and pleads her case to the city comptroller. Barry panics when he realizes he's neglected his college applications, but the situation only gets worse once Murray is involved. Meanwhile, Erica struggles with her career choice.
Teenagers find a woman's corpse while attending a party on the outskirts of the city; detectives quickly determine that the victim was strangled with her own shoelace, but they struggle to identify her.
Nev and NFL star Rashad Jennings help Deven find his mysterious online love, James; James won't videochat yet he invites Deven to fly across the country to meet him; hopeful for love but prepared for a trap, Deven needs answers.
International All Stars create outerwear from underwear by transforming corsets into runway looks; Rebecca Minkoff and Olivia Culpo guest judge.
In 1985, Will Sanders questions why the Red Cross may still be distributing tainted blood when safe heat-treated product is available. Margaret Sanders battles the prejudice surrounding AIDS. Lawrence Hartley and Paul Kirpatrick, both infected hemophiliacs, lead the charge for victims, while waiting on HIV test results for their wives. Peter Landry spirals out of control to Ben and Alice's dismay.
Scientists and amateurs conduct experiments and post their exploits online. Each episode counts down 20 popular Internet videos and explains the science behind them.
Doctors treat a teenager suffering from agonising abdominal pain, and a nurse consults an elderly woman who has had a sore throat for several weeks. Concerned that it could be something more serious, nurse Linda decides to send her for a scan. Other patients include 10-year-old Anya, who has terrible eczema all over her body, and a woman struggling with pain in her hip after sleeping on a couch
Megan returns and swallows her pride by going on a day out with Dylan and his new girlfriend. Sassi and Darren split. Shannon gets her GCSE results. Chloe lands a job where Jordan works.
Discover how humans have partnered with the horse throughout the centuries, creating more than 350 breeds found all around the world.
While exploring beetle exoskeletons in South America, a Hercules Beetle gets enlarged by the Miniaturizer.
Samantha Bee breaks up late-night's all-male sausage fest with her nuanced view of political and cultural issues, her sharp interview skills, her repartee with world leaders and, of course, her 10-pound lady balls.
Celebrity panelists include Adam Carolla, Morena Baccarin, Johnny Weir, Cheryl Hines, Rick Fox and Pamela Anderson.