W23ER-D

How carpet mills contaminated Southern communities with PFAS, with a focus on accountability and health impacts.

A wealthy New York abolitionist's gift of land to fight racism leads one man to the brink of insanity, sends another to the gallows, and helps hurtle the nation towards a catastrophic civil war.

A 19th century C. Jim Williams-owned Federal hunt board; Jesse Arms Botke oil circal 1940; a 1978 Tom Petty and The Heartbreakers-signed poster.

A 1977 Pelé-signed soccer ball; a 1933 RKO King Kong Bachrach photo; Winfred Rembert's Moonshiners painting circa 2001.

Pepe the circus flea tells Kate, Pal and Amigo his personal story; D.W. wants to be kissed.

The Mobile Unit comes in to help when the Odd Squad Mail Department becomes overrun with Pentagurps; Orla and Omar work with two back-up agents at Shmumber Farms.

The Wild Kratts help stranded penguins in the Arctic.

The Hunters head to a nearby mountain to learn about snow.

Lyla feels guilty when she causes a group project to break; Lyla's glider toy gets stuck in a big puddle.

Nico is tired of being mistaken for her twin sister; Carl is upset when Nico breaks the Lint Dinosaur Monday rules and makes a Lint Monster instead.

Daniel makes snow footprints his own way; Katerina is upset when she can't read like O, but she learns to read in her own way.

Phoebe plans a birthday surprise for Grandma; Phoebe and Jay must tend to the bell pepper in the garden.

Frankie the worm wants to play with her cousins, but they moved far away.

The Wombats are excited for "Show and Tell" but Super might be too busy to attend; Louisa decides the Treeborhood needs a way to announce fun events.

Donkey and Panda deliver Grampy's piano to him after it was sent to Donkey's windmill by mistake; Panda wants to win the Bongo-lympics.

The Fuentes kids make a fort in the living room but disagree about what to put in it; Rosie and Javi build a car for a derby race.

Ari grows impatient waiting for ketchup; Elinor, Olive and Ari have to figure out how to expand their clubhouse to fit all the new members of The Explorer's Club.

Alma and her friends try to help Howard get over his fear of pigeons; Alma is invited to have dinner with André and his dad.

Molly finds a newt in her boot while exploring Wizard Island; Molly tries to return a rock to its rightful place.

Jackie Robinson shows Xavier that it takes courage to change something that isn't right.

Lyla feels guilty when she causes a group project to break; Lyla's glider toy gets stuck in a big puddle.

Frankie the worm wants to play with her cousins, but they moved far away.

The Mobile Unit comes in to help when the Odd Squad Mail Department becomes overrun with Pentagurps; Orla and Omar work with two back-up agents at Shmumber Farms.

The roots of basketball pros Brittney Griner and Chris Paul.

Exploring the intersecting and diverging fates of the Black and Jewish communities up to the 1920s.

Live news program produced out of BBC's Washington, D.C. bureau; host Sumi Somaskanda.

Co-anchors Amna Nawaz and Geoff Bennett and correspondents offer in-depth analysis of current events.

With host Matthew Rogowicz.

Animal parents balance risk and reward to raise their young in grasslands; wild dogs must control their teen pups for survival; an expecting langur learns parenting skills by babysitting.

Scientists conduct the largest animal communication study in history to see if innovative word buttons truly enable dogs to talk.

Professor Mark Horton takes a journey across Britain to prove real events and places inspired the chivalric myths of King Arthur and the court of Camelot.

Christiane Amanpour leads discussions about world issues and interviews with global leaders.

News. Reporting on the day's international news from London and from BBC correspondents around the world.

With host Matthew Rogowicz.