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Dr. Rae joins researchers using advanced tools in Mexico to study gray whales, wolverines and toads; meanwhile, Peter dives into the Great Barrier Reef where scientists are cultivating heat-resistant coral to help protect their fragile ecosystems.

Kellyoke Encore: "Austin (Boots Stop Workin')"; Patricia Clarkson; Statement Arts; chef Michael Vignola food demo; gas station concert; Ruth B performs; guest hosts Mario Lopez, Courtney Lopez and Dominic Lopez.

The Emmy-winning quiz show features a unique answer-and-question format.

The weekday news magazine takes an in-depth look at topics from politics to personal finance, featuring watchdog reports about government corruption and failures, consumer alerts and health care issues.

Local news coverage.

The Emmy-winning quiz show features a unique answer-and-question format.

Local and regional news.

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

Local and regional news.

In a classic game-show version of "Hangman," contestants solve word puzzles for cash and prizes.

It's the final night of auditions, and the judges must determine who will be moving on; a Howie lookalike takes the stage and a fluorescent singing act wows the judges with his original song.

Jimmy Fallon and celebrity guest Tiffany Haddish pair up with contestants for a word showdown featuring a round of cosmic clues; hosted by Keke Palmer, players guess secret passwords using one-word clues for a chance to win up to $25,000.

Latest local and regional news.

Rapper Travis Scott; sports analyst Drew Brees; a performance from "Les Misérables -- The Arena Concert Spectacular.".

Actress Leslie Jones; actress Jo Firestone.

Latest local and regional news.

Reporting of breaking news and developing stories in real time.

Latest local and regional news.

Alicia Keys joins Drew at the news desk and cooks with guest chef Kwame Onwuachi.

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.

A comprehensive first look at local, statewide and national news events is provided by the 15 News Morning Team, along with the latest updates on stories and issues that affect the region and up-to-the-minute reports on sports, weather and traffic.

Travel expert Elizabeth Von Tersch; actress Tracee Ellis Ross; Steals and Deals with Jill Martin; Today Food with Melissa Ben-Ishay.

Cities on the rise with LinkedIn's Dan Roth; actress Tracee Ellis Ross; singer-songwriter Ne-Yo; banana trend in beauty and fashion with Sarah Eggenberger; Today Food with Erica Blaire Roby.

Actress Patricia Clarkson; journalist Danny Seo; summer etiquette with Elaine Swann.

Midday news.

Stay informed with the latest breaking news and headlines.

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

Exploring the challenges and triumphs of aging, and celebrating the wisdom, strength and beauty that come with life's later stages.

Dylan Dreyer investigates the islands of the Caribbean to see the mesmerizing animals that make their homes in this tropical paradise.

Kellyoke Encore: "Sweet Music Man"; Billy Bob Thornton; Sterling K. Brown; Rhea Seehorn; Chelsea Handler and Retta; Jason Clarke; Cary Elwes; TikTok crocheter; guest host Andy Cohen.

The Emmy-winning quiz show features a unique answer-and-question format.

The weekday news magazine takes an in-depth look at topics from politics to personal finance, featuring watchdog reports about government corruption and failures, consumer alerts and health care issues.

Local news coverage.

The Emmy-winning quiz show features a unique answer-and-question format.

Local and regional news.

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

Local and regional news.

In a classic game-show version of "Hangman," contestants solve word puzzles for cash and prizes.

The doctors at Gaffney work to save one of their own in critical danger; Hannah finds herself at odds with the ob-gyn who will fill in for her maternity leave.

Severide investigates a fire at an abandoned store inhabited by squatters; Mouch pens a memoir about his life.

Atwater pushes his personal life aside as he goes undercover in the flashy high-stakes world of carjacking.

Latest local and regional news.

Shania Twain talks and performs; actor John Leguizamo.

Actress Tracee Ellis Ross.