Joss considers taking the plea deal and what that would mean for a future with Harry; Karen helps Vivian keep her secret from Alec; Marc's sister surprises him and April.

Chilean drug chemist Cockroach brings his product to Colombian smuggler Pablo Escobar. DEA agent Steve Murphy joins the war on drugs in Bogota.

Communist radical group M-19 makes a move against the narcos, while Murphy gets an education in Colombian law enforcement from his new partner Peña.

Murphy encounters the depths of government corruption when he and Peña try to derail Escobar's political ambitions by proving he's a narco.

Despite a new extradition treaty, the U.S. puts more money into fighting communism, creating new challenges for Murphy and Peña in the hunt for Pablo.

Pablo's extreme methods put the narcos on the brink of war with Carillo and the government. Peña tries to protect his witness.

Peña and Carillo close in on Gacha. Murphy tries to protect pro-extradition candidate Gaviria from a notorious assassin connected to Pablo.

Pablo goes into hiding as the political tide turns against him, but he finds a way to strike back. Murphy and Peña finally get the CIA to help them.

A tragic mistake forces the government to change tactics in the fight against Pablo. But Pablo faces bigger threats from inside his empire.

The hunt for Pablo seems to be over after he makes a deal with the government, but Murphy and Peña – and the Cali Cartel – have other plans.

Pablo's activities in prison provoke the government into taking extreme action. Murphy and Peña face a situation of their own.

Benson is determined to prove he was right about the date of the "Dome Experiment".

Forrest reconnects with an ex on his first foray into catfishing; Forrest discovers different kinds of ghosts while sleeping in a haunted house.

Gigi meets Johnny’s mom and finds out why Mary Poppins ruined her career in show business. And Johnny’s childhood.

Author Terry Brooks talks about watching his novels come to life in The Shannara Chronicles.

Members of The Resistance race to release their loved ones from Christine’s influence before she reaches her end game for the Dome. While Barbie risks everything in an attempt to free Eva from the Kinship, Big Jim and Julia are enlisted by Hektor, the head of Aktaion, to test a possible cure for infected townspeople. Also, Joe chooses to work with Christine after she shares some shocking information about the entity behind the Dome.