Lex Luthor descends upon Washington, DC and summons Lena and Lillian Luthor to the White House. Supergirl realizes she has one last chance to stop Lex and turns to the power of the press to help her.

Dropped into a high-altitude jungle in Colombia, Tommy and Leah face territorial pumas and venomous fer-de-lance snakes, but the biggest threat may be the extreme temperature changes with highs of up 100 degrees and lows plummeting down into the 40's.

Villanelle dives deep into the dangerous world of her target under the guise of her newfound persona, Billie. Eve may have worrying competition for Villanelle's affections.

Tia's campaign for alderman is in jeopardy after it is revealed that Jira is her daughter, whom she gave up for adoption. Also, in order to help indict Paul, Daniel tries to find the anonymous sender of the security tape that shows him shooting Harrison.

Our Cartoon President fights a right-wing revolt led by Ann Coulter by becoming the most deplorable president in history while Mitt Romney rallies Senator Susan Collins to take back the party for 'decent' Republicans.

The Final 3 perform live from coast to coast and the winner is announced at the end of the show. Also, special performances from music legends and other surprises.

Khloe's mistrust of her mother's boyfriend, Corey Gamble resurfaces on a family trip to the Palm Springs, leaving Kris hurt and confused; Kendall must find a way to tell Kourtney that she has overstayed her welcome; Khloe secretly gifts North a new pet.

Trying to stay on Elizabeth's good side, Lucas sets up a library for the town. Abigail is reunited with an old flame. Allie tricks Harper, Robert and Opal into believing the town has a haunted house. Bill conducts his first trial as a judge.

Mary promises Des that she'll never put the hospice at risk again. Mary and Frances meet an elderly cancer patient. Jess realizes that something's wrong with Naomi.

Mary Pat resurfaces in the women's lives as they try to make sense of a shocking discovery Beth has made. Beth and Dean have an important family talk with the kids. Annie and Noah try to work through their problems.

Maggie, Mel and Harry grow wary of Macy's new-found power. Meanwhile, Macy keeps creating alternate realities, but they don't end up being the perfect versions she was hoping for. Meanwhile, Maggie and Mel still struggle with what will happen in their personal lives.

Tia receives a financial windfall from an unlikely source, putting her back in the race for alderman against Nathan Gordon. Also, Paul makes a profound and life-changing revelation about himself.

Callen and Sam work with Navy Captain Harmon "Harm" Rabb, Jr. to locate a group of ISIS sympathizers aboard the USS Allegiance. Also, Hetty her friend Navy Lieutenant Colonel Sarah "Mac" Mackenzie, to help obtain information from a Russian diplomat.

In the aftermath of the devastating attack on King's Landing, Daenerys must face the survivors.

Two long-time postal employees' failing pizza bar is on the brink of closing its doors for good unless Jon Taffer can find a way to rescue both the bar and their friendship.

Barry is out for vengeance. Noho Hank faces the looming threat of being sent home. Sally makes a split-second decision on the night of the acting class' big performance. Fuches turns to an unexpected source for help.

Main story: America's system for conducting death investigations is a mess; plus, a look at the Eurovision Song Contest; Trump's tariff confusion.

Marius and the Bernhardt's take part in a con to free Julia. Marius and Lizzie square off as Julia's life hangs in the balance.

As Apollon surrounds the base, Simone scrambles to find a cure. Rasmus's secret draws Sarah to him - but threatens to tear the group apart.

Yossarian needlessly expends energy to avoid a feared mission; disaster catches up with him, when he least expects it.

When his nemesis's cute pup becomes a local celebrity, Malcolm seeks out advertising opportunities for Bruno.

Campbell plots a coup with Lexie and the Guard. Kelly spots something suspicious in a photo. Becca goes into labor. The expedition returns with news.

This episode's Pressure Test has contestants recreating a dessert from culinary legend Clare Smyth. During four hours of preparation time, there are tears and even a dish that collapses before the judges' eyes.

Heather is turning 50 and to kick off the birthday festivities, Heather learns that her receptionist is dating Colin. Meanwhile, Liz drags Heather home against her will for Ainslie's birthday shin-dig.

Unable to convince Lucy that he didn't smash Lucy's precious heirloom, a blue and white antique vase that belonged to her grandmother, Lee summons the family to a meeting to flush out the culprit.

When Mike and Alison consider selling Button House to a hotel chain, the ghosts come up with some get-rich-quick schemes to help the cash-strapped couple.

While one front in the battle is rained on by flames, the other is battered by boulders. With no way out, the Scouts are forced to fight or die trying.

Robin surprises the Titans with a trip to the opera but they soon fall asleep, and all dream about starring in their own operas.