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Today's Checklist: Longevity with Dr. Florence Comite; the cast of "The Odyssey"; how to have a sustainable summer with Lizzie Horvitz; Megan Moroney performs.

Actor Michael Johnston; Relationship Court with Devyn Simone; last-minute summer getaways with Mark Ellwood; luxury handbag founder Debra Lee.

Attorney Phaedra Parks; The Great American Cookout: Celebrating 250.

NBC News provides viewers with the latest national and international news; consumer, health and personal finance reporting; up-to-the-minute local news.

Stay informed with the latest breaking news and headlines.

Midday news coverage.

Conversation with the candidates.

When one woman breaks off her relationship with a boyfriend she says abused and stalked her, he moves on to something even worse.

Local and regional news coverage.

Evening news coverage.

Tom Llamas anchors the latest news, going beyond the headlines to see how lives are affected by the world around them.

Evening news.

Stay informed with the latest breaking news and headlines.

The judges are tougher than ever as auditions continue; dueling magicians go head-to-head, a multigenerational tumbling team flips into the spotlight and a laser-fueled dance trio ignites the stage.

Anchored by Lester Holt, "Dateline" is NBC's signature newsmagazine, bringing viewers storytelling at its best by putting the pieces together to present the full picture of real-life events. NBC News correspondents cover compelling stories and issues of the day, ranging from mystery and crime to in-depth investigations and breaking-news events.

Local, national and international news coverage.

Actress Reese Witherspoon; actress Zoey Deutch; comic Robert Smigel; performance from "Cats: The Jellicle Ball.".

Professional basketball player Karl-Anthony Towns; actress Olivia Wilde; actor Stephen Root; chef Ham El-Waylly.

Local, national and international news coverage.

Graham gets a true taste of Florida with Gov. Ron DeSantis. After a stop at the Governor's Mansion, they trek into the Everglades for a python hunt. DeSantis also opens up about personal tragedy and the scrutiny surrounding his administration.

Transform your bath affordably in just one day!

Reporting of breaking news and developing stories in real time.

A journey through the historic port cities on the Sail4th 250 route, uncovering the maritime waterways that shaped the nation and continue to bring its living history to life today.

Guest host Phil Calvert explores Savannah, Ga., the oldest city in America and one of the most haunted.

Guest host Sibley Scoles dives into Philadelphia's famed art, music, food and fashion scene through some of its most creative and talented locals.

Join the Bright Wealth Management team as they discuss common sense retirement planning and achieving financial security in the 21st Century.

Coverage of the 113th edition of the cycling event.

Embarking on a scaly adventure from Texas to Florida to help rescue two of North America's most radical reptiles, Peter visits a nursery where baby lizards are raised while Dr. Rae teams up with a trained dog that can sniff out horned lizards.

Sheinelle Jones explores North America's iconic animals, including mountain lion cubs, a manatee mom and baby, and moose calves learning to cross forest streams.

The best prospects from colleges and high schools around the U.S. and beyond are on hand to see if their big league dreams are about to come true. From Pennsylvania Convention Center in Philadelphia.

From Edgewood Tahoe Resort in Stateline, Nev.

Paid programming.

Stay informed with the latest breaking news and headlines.

Watch retirement planning professional Stewart Willis as he educates and informs those in or near retirement.

Dylan Dreyer cruises the ocean floor for a look at the unique and curious crustaceans roaming the seas.

When it comes to cancer, time can be the greatest ally, or the toughest enemy; Danielle and Dr. Pablo meet two women whose experiences reveal both sides of that truth; Danielle Fishel caught cancer early, while Betsy survived late-stage cancer.

Tom Llamas anchors the latest news, going beyond the headlines to see how lives are affected by the world around them.

Stay informed with the latest breaking news and headlines.

Watch retirement planning professional Stewart Willis as he educates and informs those in or near retirement.

While skiing at Mt. Baker, Francis discovered a snowboarder trapped beneath the snow and heroically saved his life; with the help of his wife, Hope, he plays the wall in hopes of winning big.

Anchored by Lester Holt, "Dateline" is NBC's signature newsmagazine, bringing viewers storytelling at its best by putting the pieces together to present the full picture of real-life events. NBC News correspondents cover compelling stories and issues of the day, ranging from mystery and crime to in-depth investigations and breaking-news events.

Details affecting local, regional, statewide and national news events of the day are provided by the 12 News Team as well as updates on weather and traffic.

Harry Styles hosts and performs.

Paid programming.

Have you or a loved one been injured? You may be entitled to compensation!

Ground and air ambulance bills are higher than ever! Medicare & private insurance may not always cover costs. Imagine getting a bill for thousands of dollars! Protect yourself and let MASA pay ambulance bills your insurance may not.

A look at why Atlantic City is more than a destination -- it's an experience.

Celebrating America's 250th Birthday early with a preview of what's to come on July 4th.

Homes that are curated for living in luxury and style.

A man who has supplied over 600 famous restaurants with thousands of vintage treasures.

Ground and air ambulance bills are higher than ever! Medicare & private insurance may not always cover costs. Imagine getting a bill for thousands of dollars! Protect yourself and let MASA pay ambulance bills your insurance may not.

Transform your bath affordably in just one day!

Have you or a loved one been injured? You may be entitled to compensation!

Join the Bright Wealth Management team as they discuss common sense retirement planning and achieving financial security in the 21st Century.

Paid programming.

Sharp conversational coverage of the week's news, along with in-depth profiles of the people and personalities shaping American culture, assessing the highs and lows of the week and looking ahead to the next one.

Rep. Ro Khanna (D-Calif.); Sen. Lindsey Graham (R-S.C.); Sen. Adam Schiff (D-Calif.); roundtable discussion with Val Demings, Sara Fagen and Jonathan Martin.

Conversation with the candidates.

Watch retirement planning professional Stewart Willis as he educates and informs those in or near retirement.

From Citizens Bank Park in Philadelphia.

From Edgewood Tahoe Resort in Stateline, Nev.

Paid programming.

Stay informed with the latest breaking news and headlines.

Paid programming.

Tom Llamas anchors the latest news, going beyond the headlines to see how lives are affected by the world around them.

The new regional finals begin as ninjas from the western region compete for a spot in the national finals; the Tripleheader, a supersized three-lane racecourse, debuts as ninjas go head-to-head-to-head in side-by-side races.

Women's basketball experts weigh-in on the upcoming WNBA game.

The Fever and Aces meet for a WNBA regular-season basketball game at the Michelob ULTRA Arena. Indiana looks to repeat its recent 84-68 victory, leaning on guard Kelsey Mitchell following her 27-point display to challenge the host backcourt.

The new regional finals begin as ninjas from the western region compete for a spot in the national finals; the Tripleheader, a supersized three-lane racecourse, debuts as ninjas go head-to-head-to-head in side-by-side races.

Local, national and international news coverage.

Sports news.

Before the age of 30, journalist and Emmy-winner Graham Bensinger worked not only for major networks like NBC and ESPN, but he also began his own syndicated interview program that airs weekly across the country. Bensinger chats with some of sports' biggest names, including pro football players Terrell Owens and Tony Romo, professional basketball player Kobe Bryant, boxing champion George Foreman a

Stay informed with the latest breaking news and headlines.

A veteran finds his perfect match, an Atlantic bottlenose dolphin; a cocker spaniel serves as a protector for a diabetic.

Dylan Dreyer cruises the ocean floor for a look at the unique and curious crustaceans roaming the seas.

Paid programming.

Local, national and international news coverage.

Rep. Ro Khanna (D-Calif.); Sen. Lindsey Graham (R-S.C.); Sen. Adam Schiff (D-Calif.); roundtable discussion with Val Demings, Sara Fagen and Jonathan Martin.

This early-morning news covers overnight events, breaking domestic and international news as well as a preview of the day's anticipated events. The program also presents regular reports from the worlds of business, entertainment and sports.

This early-morning news covers overnight events, breaking domestic and international news as well as a preview of the day's anticipated events. The program also presents regular reports from the worlds of business, entertainment and sports.

This early-morning news covers overnight events, breaking domestic and international news as well as a preview of the day's anticipated events. The program also presents regular reports from the worlds of business, entertainment and sports.

Local and regional news coverage.

Local and regional news coverage.

Local and regional news coverage.

Local and regional news coverage.

News headlines, interviews, and stories intended to inform, entertain, inspire and set the agenda each morning for Americans and help viewers with their finances, health and well-being.

A news program intended to inform, entertain, inspire and set the agenda each morning, offering news, weather reports, and interviews with newsmakers from the worlds of politics, business, media, entertainment and sports.

America's feel-good morning show with big stars and sweet surprises; Jenna Bush Hager and Sheinelle Jones host an hour of heartfelt connection, inspirational stories, fun and laughs.

Actors Octavia Spencer and John Slattery; Ziggy Marley performs.

NBC News provides viewers with the latest national and international news; consumer, health and personal finance reporting; up-to-the-minute local news.

Stay informed with the latest breaking news and headlines.

Midday news coverage.

Heidi and Conrad Truman are an enviable couple with a bright future; then, one fateful night, Heidi is found dead of a gunshot wound to the head; in the aftermath of her death, accusatory fingers are pointed at someone who may very well be innocent.

Local and regional news coverage.

Evening news coverage.

Tom Llamas anchors the latest news, going beyond the headlines to see how lives are affected by the world around them.

Evening news.

Stay informed with the latest breaking news and headlines.

Alex hosts a senior health fair; Bruce resuscitates a patient with a DNR; Ron competes with Matt over a patient's homemade fudge.

Tobin urges Reggie to leave the house and face the outside world; Monica learns there's more to Brina than meets the eye.

Men and women from all walks of life and every corner of the country come together to pursue their common dream of reaching Mount Midoriyama, the world's most notorious obstacle course.