K20MH-D

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

Two million Irish people emigrated in the immediate aftermath of the Famine; the contribution of the Irish, as well as other ethnic groups, in the building of the U.S.; the role of the Irish in the world.

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.

Archaeological evidence suggests that the legend of King Arthur began in a 5th-century trading village following the departure of the Romans.

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.

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.

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.

The Wild Kratts help stranded penguins in the Arctic.

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

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.

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

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.

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

A regular panel of guests from across the political spectrum discuss the biggest international stories of the day, along with news-making interviews and analysis from BBC correspondents around the globe.

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.

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.

Archaeological evidence suggests that the legend of King Arthur began in a 5th-century trading village following the departure of the Romans.

Inspector Sullivan asks for Father Brown's help when Mrs. Devine's son, Eddie, is framed for Howton's murder.