This week on "Sunday Morning" (April 3)

Host Jane Pauley.

WATCH THE FULL APRIL 3 EPISODE!

COVER STORY: What is Putin's endgame now? | Watch VideoJust over five weeks into Russia's stalled war in Ukraine, what is clear is that it will end in a negotiated settlement – but to whose advantage? CBS News national security correspondent David Martin talks with retired Gen. David Petraeus about what Vladimir Putin might hope to achieve after failing to capture Kyiv, and what peril Ukraine's military faces as the Kremlin concentrates its firepower on the eastern part of the country.

MUSIC: The blurred lines surrounding music copyrights | Watch VideoWhen two songs share a melody, some chords, or even just a vibe, can the songwriter be taken to court? Correspondent David Pogue looks at how music copyrights have become an increasingly disharmonious area of litigation.

For more info:

Richard Busch, King & BallowIlene Farkas, Pryor CashmanDamien Riehl, Fastcase

BOOKS: First sister Valerie Biden Owens | Watch VideoWherever young Joe Biden went, little sister Valerie was sure to follow. She would eventually run her brother's campaigns for the U.S. Senate and his first two bids for the presidency. Valerie Biden Owens talks with CBS News' Norah O'Donnell about her family's story of tragedy, sorrow, resilience, and purpose, and why she believes President Biden is the right person at the right time for the job.

For more info:

"Growing Up Biden" by Valerie Biden Owens (Celadon Books), in Hardcover, eBook and Audio formats, available via Amazon and Indiebound | Author tour infoBiden Institute, University of Delaware

FOOD: Redefining soul food and the history of American cuisine | Watch VideoSince before we were a nation, African Americans have had an extraordinarily important, yet little understood, impact on the development of American cuisine. Correspondent Maurice DuBois talks with Houston chef Chris Williams, historian Jessica B. Harris, and food expert Charla Draper about Black culinary influencers; and visits a New York City museum exhibit on food history, "African/American: Making the Nation's Table."

For more info:

"African/American: Making the Nation's Table," presented by the Museum of Food and Drink, presented at the Africa Center at Aliko Dangote Hall, New York (through June 19)The Africa CenterChef Chris Williams, Lucille's, HoustonFood Biz (Charla Draper)Africooks (Jessica B. Harris) Photo of inventor Frederick McKinley Jones courtesy of the Minnesota Historical Society Archive

MOVIES: Viva Ann-Margret! | Watch VideoThe actress and singer who came to fame singing "Bye Bye Birdie" isn't ready to say farewell just yet. Ann-Margret, the star of such hits as "Viva Las Vegas" and "Carnal Knowledge" (which earned her an Oscar nomination), talks with correspondent Tracy Smith about her transcendent six-decade career, from her childhood in Sweden where she dreamed of being an entertainer, to her status as a sex symbol, to becoming a Hollywood grand dame.

GALLERY: Ann-Margret

For more info:

Ann-Margret (Turner Classic Movies)

PASSAGE: In memoriam (Video)"Sunday Morning" remembers some of the notable figures who left us this week, including photographer Patrick Demarchelier.

MUSIC: Pianist Ruth Slenczynska on her life in music (Video)Hailed as one of the greatest child prodigies since Mozart, pianist Ruth Slenczynska played her first concert when she was four. Nearly a century later, Ruth is still making music, putting out a brand-new album at 97 years old, aptly titled "My Life in Music." She talks with correspondent Mo Rocca about the notes of her life, both high and low – from a difficult childhood, to her relationship with Rachmaninoff, playing a duet with an American president, and the experience age has gifted her.

You can stream Ruth Slenczynska's album "My Life in Music" by clicking on the embed below (Free Spotify registration required to hear the tracks in full):

For more info:

"My Life in Music" by Ruth Slenczynska (Decca Records)Ruth Slenczynska Collection at the Southern Illinois University Edwardsville

MUSIC: Jon Batiste on the healing power of music and love | Watch VideoThe same day the "Late Show with Stephen Colbert" bandleader received 11 Grammy nominations – the most by any artist this year – the love of his life was beginning chemotherapy treatments for her second battle with cancer. Jon Batiste and bestselling author Suleika Jaouad talk with correspondent Jim Axelrod about how their world was turned upside-down, and how they met adversity with an act of defiance.

WEB EXCLUSIVE: Jon Batiste, Suleika Jaouad announce they were secretly married

READ AN EXCERPT: "Between Two Kingdoms" by Suleika Jaouad

You can stream Jon Batiste's album "We Are" by clicking on the embed below (Free Spotify registration required to hear the tracks in full):

For more info:

jonbatiste.com"We Are" by Jon Batiste (Verve Records)"American Symphony" by Jon Batiste, premiering May 7 at Carnegie Hall, New YorkFollow Jon Batiste on Twitter, Instagram, Facebook and YouTubesuleikajaouad.com"Between Two Kingdoms: A Memoir of a Life Interrupted" by Suleika Jaouad (Random House), in Hardcover, Trade Paperback, eBook and Audio formats, available via Amazon and IndieboundSuleika Jaouad's "Life, Interrupted" columns in The New York TimesFollow Suleika Jaouad on Twitter, Facebook and Instagram

COMMENTARY: Charles M. Blow on "The Slap" as a cultural Rorschach test | Watch VideoThe New York Times columnist examines the myriad takes about Will Smith's physical and verbal confrontation against comedian Chris Rock during the Academy Awards broadcast.

For more info:

Charles M. Blow at nytimes.comoscars.org (Academy of Motion Picture Arts & Sciences)oscars.com (Official site of Oscar telecast)

MUSIC: Maren Morris on how she became fearless | Watch VideoSince her arrival in Nashville as an unknown songwriter nearly a decade ago, Maren Morris has become a country music star, with such hits as "My Church," "The Bones," and this year's Grammy-nominated "Chasing After You" and "Better Than We Found It." Morris talks with correspondent Anthony Mason about her new album, "Humble Quest," and what the past two years – from the pandemic to the birth of her son to social media trolls – have taught her about courage and humility.

You can stream Maren Morris' album "Humble Quest" by clicking on the embed below (Free Spotify registration required to hear the tracks in full):

For more info:

Maren Morris | Tour info"Humble Quest" by Maren Morris (Columbia Nashville)Big Yellow Dog Music Publishing

HARTMAN: Reviving an old love song (Video)Sixty-two years of wedded bliss almost didn't happen for Mort and Susan Block, of Kennett Square, Pa., except that Mort, a Navy sailor, composed a song for his love. More than six decades later, Mort's sheet music was spotted by his grandson, Matt Block, who gathered some of the best studio musicians in the country to take that dusty old love song and make it sing. Correspondent Steve Hartman reports on how a love song originally intended for an audience of one has now been played on social media more than a million times.

NATURE: Dauphin Island (Extended Video)"Sunday Morning" takes us to Dauphin Island off the Gulf coast of Alabama. Videographer: Scot Miller.

WEB EXCLUSIVES:

"HERE COMES THE SUN": A rare, revealing interview with Peter Dinklage and a story about trash turned into treasureLeslie Stahl sits down for a rare interview with the fiercely private star of "Cyrano." We also have a sparkling story about sea glass.

The Emmy Award-winning "CBS Sunday Morning" is broadcast on CBS Sundays beginning at 9:00 a.m. ET. Executive producer is Rand Morrison.

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New York Mayor Eric Adams calls for more federal help to fight gun crime

House committee still lacks "comprehensive" view of Trump's actions on January 6, Raskin says

McMaster says "utter failure" of Russian army prompted shift in Ukraine