An investigation into a potential child pornography case actually uncovers a chemical company testing possibly toxic products on a group of building tenants. ...

After deciding he's the least valuable member of the team, Sokka seeks an apprenticeship with a sword-master. The rest of the gang tries to adjust to being without him. T ...

The team investigates a series of museum heists where ancient artifacts were the target. ...

Luke and Laurel rush to uncover Red's secret agenda, which is buried in a massive new budget bill. Also, Gareth inadvertently witnesses an unsettling bug encounter in Red ...

When the Center for Disease Control has its funding temporarily cut, Luke attempts to reach a compromise to have the money reinstated, but Red's political machinations un ...

Laurel asks her brother, Luke, for his help to get the Centers for Disease Control and Prevention to investigate the bugs, but he insists she first consult Dr. Joanne Ala ...

Laurel and Rochelle try to persuade Laurel's friend Abby to get an MRI so they can uncover the real cause of the strange behavior taking over Washington, D.C. Also, Luke ...

A cholera epidemic breaks; Cullen must locate fresh water before his employees perish; Durant faces political fallout. ...

Durant files an injunction against Union Pacific, threatening Cullen's position; Elam deals with a dangerous newcomer. ...

After a hard winter, Cullen and Elam travel to New York to secure their positions on the railroad as Durant fights for his legacy from prison. ...

In an attempt to stop the Kansas City mob, the police decide to use Ed and Peggy as bait. Hanzee betrays the Gerhardts and takes revenge. ...

Detectives Goren and Eames investigate the murder of a corrections officer. Since they are unable to get to a key witness and in order to help them with the case, detecti ...

Danny and Stella are investigating the murder of a billionaire in a crime scene that seems to be a bedroom, but while Stella is interrogating suspects, Danny searches the ...

A blackmailer uses tapes of underage girls to get money from their fathers. When Holmes witnesses the blackmailer's murder, it becomes a race to find out who his accompli ...

Mike and Rachel decide to give their personal life priority over the firm. ...

While hiking in a remote area of the jungle to see the famed petroglyphs, McGarrett and Danny instead find a homicide victim. Meanwhile, their aunt's failing health leads ...