Prosecution, defense paint competing visions of Trump as trial begins; Dozens of pro-Palestinian protesters arrested at Yale; Senate poised to vote on new aid for Israel, Ukraine and Taiwan; and more on tonight's broadcast.

Returning Champion;

After celebrating his 21st birthday, Spencer enlists Coop's help to figure out what happened at his party the night before. Elsewhere, Olivia and Jordan reminisce about their childhood with Billy, and Asher deals with the fallout of a tough decision he's made.

Surrounded by the music of spring, host Jesse Palmer takes inspiration from a Southern California music festival to challenge the bakers with designing cupcake floral crowns featuring desert succulents. Then, the competitors get jazzy with judges Duff Goldman, Kardea Brown and Nancy Fuller as they craft entremets inspired by New Orleans snowball flavors.

Courtney and Marty deal with some baby shower drama with Tina, while Lamar adjusts to a new job at the Fuse Box.

Coaches John Legend and Dan + Shay enlist the help of superstar mentors as their remaining artists hold nothing back during the Playoffs. Tough decisions are made as each coach can only advance three artists to the live shows.

Sue wants to set up her grown daughters for success by planning for her family's future. With the help of Scott and his team, Sue's aging family cottage will get a more open layout, a unified design and some new waterfront features to thrill both family and guests for many more generations.

The stakes and stacks could not be higher as the remaining six chefs compete for the top spot in a team-based pancake challenge. Then, four young chefs must face a frosty fight to the final five, whipping up their own ice cream dishes.

The competition heats up as the Top 12 perform their favorite Billboard No. 1 hits live from Hollywood, giving their all to earn America's vote once more. Two Idol journeys will come to an end as the Top 10 is solidified by the end of the night.

When Bob and Abishola go to New York City with Dele for his Juilliard audition, Abishola reconnects with her brother Ade.

Poisoned Ground: The Tragedy at Love Canal tells the dramatic and inspiring story of the ordinary women who fought against overwhelming odds for the health and safety of their families. In the late 1970s, residents of Love Canal, a working-class neighborhood in Niagara Falls, New York, discovered that their homes, schools, and playgrounds were built on top of a former chemical waste dump, which was now leaking toxic substances and wreaking havoc on their health. Through interviews with many of the extraordinary housewives turned activists, the film shows how they effectively challenged those in power, forced America to reckon with the human cost of unregulated industry, and created a grassroots movement that galvanized the landmark Superfund Bill.

In 1977, the Los Angeles Times reports on the nine-day abduction of Frances Winn by Synanon. Lawyer Paul Morantz wins a settlement case in her favor. With media focus heating up, Chuck spends $62,000 on guns and ammunition, at the time the largest single firearms purchase in California history. Soon thereafter, he allegedly orchestrates an attempt on Morantz's life. He is sentenced to five years probation. Drinking again and diagnosed with mental illness, Chuck loses everything and dies in a nursing home, leaving a troubled legacy as a creative, but unchecked genius. Many adherents are left to piece together their lives in the aftermath without Synanon.

The NCIS team looks for a motive behind the kidnapping and death of a famous heart surgeon.

Tonight, the top eight dancers take on the Broadway stage as the competition continues. This week the dancers will split into two groups and take on Broadway challenges choreographed by Emmy-winning choreographer Al Blackstone and choreographer and director Sarah O'Gleby. Who will rise to the challenge and who will be dancing for their lives in the hopes of remaining on the show? Based on the challenges the bottom performers will have to dance for their lives and someone will be eliminated every week until the season finale where one person will win $100,000 and be crowned the winner of So You Think You Can Dance.

 

The Ryans meet with a new potential sister wife. Shane Sherwood worries he'll lose Ashley to another woman. Nick Davis anxiously waits to see if his wives are ready to start dating. After a month apart, Dannielle calls Garrick with shocking news.

Rachel is cooking up pork loin chops with sweet onions and apples and serving it with twice-baked potatoes topped with sour cream and chives, all in minutes.

At a Warren, Michigan, high school, two straight-A students compete for more than just grades, and the results turn deadly.

In honor of Rachel's rock star friends, she's making Hella Mexa Suiza Burgers, or hamburgers and fries cooked with Mexican spices and topped with Swiss and Mexican soft cheese.

Andie visits her elderly mother who makes a shocking confession, linking Andie to the criminal conspiracy she has been investigating.

In San Diego in 2011, Marjorie Lee Thoreson was a young runaway lured into using her body to survive in LA, first with topless dancing and then posing nude.

After a Marine's wife is kidnapped for ransom, the NCIS team uncovers dark secrets as they race to track down her abductor before it's too late. Meanwhile, Sam seeks Ernie's expertise decrypting a computer program that may have deadly ramifications.

Opening statements were delivered in Donald Trump's New York criminal trial. And Mary Trump reacts to her uncle's criminal trial. Adam Klasfeld, Andrew Weissmann, Melissa Murray, and Mary Trump join Lawrence O'Donnell.

Host Andy Cohen discusses pop-culture events with guests and viewers.

What really happened to a Desert Storm fighter pilot who went missing after being shot down in Iraq? After their B-24 bomber crashes, how do 6 WWII pilots fight for survival in the Libyan Desert? How does a secret U.S. Army unit deceive Nazi forces and help the Allied cause before the D-Day landings? And, how does one American super-aircraft control the skies and aid the Army in combat?  Veterans Rudy Reyes and Ronnie Adkins break down the evidence.

Ernie Johnson, Charles Barkley, Kenny Smith and Shaquille O'Neal discuss and give analysis of tonight's games, including highlights and interviews.

1. Kim Kardashian ("American Horror Story: Delicate Part Two"). 

2. Ramón Rodríguez ("Will Trent"). 

3. Musical Guest Real Estate.

Whitney tries to conceal the truth, Jay receives some advice from an unlikely source, and Sonia makes an announcement.