WOUB-DT

When sisters Becca and Rosaline receive shocking news about their mother, they fly to the Isle of Man to find out more and are reunited in their sorrow after years of distance.

Edmond locates Gaston, Villefort's illegitimate child, who has grown up to be a thief; Danglars discovers Fernand's treacherous deeds in Algeria and reveals all to the press.

A new cohort of junior doctors join the midwives, including Timothy, who observes the contrast between clinical medicine and compassionate care at Nonnatus House; Violet announces her plan to shadow the midwives.

When sisters Becca and Rosaline receive shocking news about their mother, they fly to the Isle of Man to find out more and are reunited in their sorrow after years of distance.

Edmond locates Gaston, Villefort's illegitimate child, who has grown up to be a thief; Danglars discovers Fernand's treacherous deeds in Algeria and reveals all to the press.

Oscar recalls his early days at Odd Squad; Olive and Otto are trapped inside a board game.

Martin wants to check out insects, while Chris would rather investigate the spider monkey.

Arthur gets chicken pox just as the circus comes to town; Arthur blames D.W. for making his dog sick.

Lyla and her sisters find a lost bag's owner; Lyla gets jealous when Ale gets attention.

Carl and his friends clean up the Fuzzytown Park; Carl accidentally breaks the birthday present Sheldon planned to give his mom.

Ronald, a meticulous, rule-following pig, and Roxy, a free-spirited musical hedgehog, explore the "wows" of one of America's most extraordinary places -- Sequoia National Park.

Rudy feels angry when Abby asks him to share his toys, so his friends make a movie to show that sharing can be fun.

Miss Elaina shows off her cartwheel at the carnival, prompting Daniel to try it, too.

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

Donkey makes Grampy a special card but she gets into a few sticky situations when she tries to deliver it to him; the pals help Harriett with her new invention for penguins.

Clifford accidentally breaks a present he was supposed to deliver for Emily; Clifford has trouble staying clean.

The kids learn about crying as they set out on an adventure to help Miri; the kids and Mr. Bat look for Ari's ball after it goes missing in a cave.

Miss Elaina shows off her cartwheel at the carnival, prompting Daniel to try it, too.

Rosie, Jun and Grandpa Liu go to the Asian Market to buy more sweet potato buns; Rosie and Javi help Tia overcome her stage fright when she goes on a television cooking show.

Rukmini Devi reminds Xavier and Yadina why their annual family walk is special; Bob Ross shows Yadina that a small blunder can be a happy accident.

Alma and her friends must vote for either a new board game or art supplies; Alma and Harper open a lemonade stand.

The kids learn what colors make up a rainbow just in time for a Mother's Day surprise.

A family of beavers builds a dam that accidentally diverts water into Trini's garden, threatening her strawberries; Trini is determined to earn the Night Watchers Badge.

Upside-down tomato tart; buying tomatoes; the Leidenfrost Effect; hearty Greek salad.

Richard tests a faucet; Mark installs a mantel; Ross and Mauro discuss why and how to remove a cigarette smell from a home; Heath connects four separate switches that control six lights in the same room.

The many species of the wild dog family, from the formidable Arctic wolf and the talkative Dhole to the tiny Fennec fox and the long-legged Maned wolf.

An Andrew Clemens sand bottle circa 1885; a 1933 Goudey baseball card set 239/240; a Joan Miró pencil on paper circa 1965.

How the Habsburgs, Maria Theresa, Franz Joseph and Sisi shaped Vienna; the Ringstrasse; where Mozart performed as a 6-year-old; what the eagles on the rooftop of St. Stephen's Cathedral symbolize.

A visit to Lisbon, Portugal, features cod, hot pastries, a stroll of the city's back lanes and fado music; exploring castles of Portuguese royalty in Sintra.

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

A 1960 Ansel Adams Portfolio III: Yosemite Valley; a Persian Qashqai Gabbeh rug circa 1935; 1959 JFK's boxer shorts with signed photo.

The French-American alliance changes the war and moves it to other theaters; navies battle off England and in the Caribbean, while armies advance in Indian Country and the South; the British take Charleston.

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

Woven textiles and story quilts by Faith Ringgold, Randall Darwall, Consuelo Jimenez and Terese Agnew.