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

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

The musical roots of Karen and Richard Carpenter with performance footage and television interviews; songs include "(They Long to Be) Close to You," "Superstar" and "We've Only Just Begun.".

The Smothers Brothers and Judy Collins host a look at the evolution of modern American folk music; performers include Glenn Yarbrough, the Highwaymen, the Kingston Trio and the Limeliters.

Rick Steves tours the Italian heartland, including Umbria, Assisi, Siena, and the Cinque Terre.

Stretches link breath with movement; forward bends free the muscles of the back, increasing circulation to internal organs; a relaxing guided meditation.

An all-standing workout focuses on strengthening the core and lengthening the full body while toning the waist and increasing connective tissue elasticity.

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

Arthur and Buster investigate their new teacher; Arthur thinks he isn't ready for the school spelling bee.

On a hot day, Abby creates a snowman to keep her and Elmo cool; when they return from finding decorations, their snowman has vanished.

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 team searches the Amazon for a strange group of mini monkeys that have elaborate hairstyles and colors.

Lily, Corky and Benny attempt to film their own weather broadcast, but need Great Grandpa Wallace's tools to create their weathercast.

Lyla and Luke clean Stu without a bath; Lyla and Ale find a way to protect the callaloo plants from stink bugs.

When Nico teases Carl about bikes being for babies, he sets out to prove Nico wrong; Carl and his Fuzzytown friends can't wait to build a tree fort, but Carl has a hard time working as a team.

Daniel learns to ask before hugging Margaret; Jodi learns that it is important to ask first before touching someone else.

Phoebe and Jay are asked to bird sit; photo time leads Jay to an outfit disaster.

Reporters Elmo and Abby offer strategies to Nursery Rhyme characters experiencing big feelings of excitement, nervousness and frustration.

Zeke is troubled when he goes to the Creation Station for a sleepover and the bedtime routine is nothing like his own; the Wombats navigate a network of tunnels beneath the Treeborhood.

Jeff, Donkey and Panda take fun photos around Someplace Else; Greeble invites Donkey and neighbors to join in the Treeble holiday of Special Memory Day.

Rosie volunteers to put Iggy to bed, but she has to follow his special routine; Rosie assists Crystal in her magic show.

Elinor and her friends volunteer to help Mr. Raccoon put up a sign for his bakery, but the sign keeps blowing away; it's Plant Day at school and when Elinor gets a cactus, she's a little disappointed at first.

Alma helps Andre prepare for a checkers tournament; Alma and Rafia compete for World's Greatest Artist.

The Smothers Brothers and Judy Collins host a look at the evolution of modern American folk music; performers include Glenn Yarbrough, the Highwaymen, the Kingston Trio and the Limeliters.

A music-filled documentary traces the career of the Carpenters; Richard and Karen Carpenter perform Christmas classics, including "The Christmas Song," "Winter Wonderland" and "White Christmas.".

Coverage from Washington, D.C. and London, with a regular panel of guests from across the political spectrum discussing the biggest stories of the day.

A detailed look into news stories from around the world from the BBC news desk in Washington, D.C.

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

Celebrating the life and career of actor Dick Van Dyke on his 100th birthday; featuring never-before-seen footage, photos and home movies that detail his legacy in show business.

Broadcast performance clips from 1956 include Elvis Presley's appearances on "The Ed Sullivan Show" and "The Steve Allen Show.".