The National Finals continue in Las Vegas where the top competitors from the City Finals tackle the 4-stage course. Competitors continue to take on Stage 1, with 4 new obstacles: Snake Run, Giant Log Grip, Broken Bridge, and Flying Squirrel.

With only the best of the best remaining in the competition, the dancers must give it their all to stay on top. The Final Four continue to stun the judges and the nation with incredible performances in a week without eliminations.

Richard buys Aaron a 1942 Harley-Davidson WLA '45 with the aim of rebuilding the bike appropriate to its original era in order to participate in a vintage race on the New Jersey shore in just two weeks.

Adam Richman seeks out secret eats in Kuala Lumpur, Malaysia, including satay found off the beaten path, a spicy burger with black buns and a nature hike that leads to the best grilled seafood in the city.

Anna's recent controversy sparks questions.

A dead man is found handcuffed to a bed in his own home; as the party approaches, everyone makes a video to say goodbye; the group says farewell and plans for the next adventure.

Adam Richman samples the off-menu eats of Johannesburg, South Africa.

When Marc gets great news about his career, April struggles with how to tell him she's pregnant; Karen meets Adam's parents; Lydia's situation has devastating consequences for Karen; Kate finds out the truth about what happened with Scott.

There are dramatic and unexpected turns as Ahsha Hayes and Derek Roman plan to say "I do" and "Who shot Jelena?" is revealed.

When the girls get called to deliver to some major Hollywood celebrities, Jordan is determined to get a photo with the stars to boost Mary and Jane's rank on LA's "Green 15".

In attempting to clear up lose ends from their investigation of a gang of White Supremacists, Major Crimes detectives audit the trial of serial killer Dwight Darnell, and end up facing their most deadly case ever while Rusty's psychologist, Dr. Joe, faces an unexpected confrontation that leaves his life in jeopardy.

Nicole uses a child she's babysitting to help secure an acting role; and Devin seeks Veronica's advice on satisfying a new man.

The Cali cartel discusses moving in on Pablo's territory. Limón proposes a plan to Maritza. Tata gets a gun for protection.

George lands a scoop on the first day of his new job at the newspaper, but why is he under orders not to write about an eight year old mystery that's gripping Weld?

Sacha's birthday celebrations don't go quite according to plan.

Lisa's going green & Dan isn't happy - especially when she gets her placards out. Wedding bells & pregnancy, kidnap & new cops. And when Nana introduces Barry to Tinder, it might be time to swipe right.