This week on "Sunday Morning" (Aug. 23)

The Emmy Award-winning "CBS News Sunday Morning" is broadcast on CBS Sundays beginning at 9:00 a.m. ET.\u00a0 "Sunday Morning" also\u00a0streams on the CBS News app\u00a0beginning at 11:00 a.m. ET. (Download it here.)\u00a0 Guest host: Steve HartmanCOVER STORY: The explosion of ticks and Alpha-gal syndromeThis year, emergency room visits for tick bites have increased dramatically, corresponding with a new threat: a rise in Alpha-gal syndrome (AGS), where one bite from a Lone Star tick can make you violently allergic to red meat. Correspondent David Pogue looks at how residents of Martha Vineyard are addressing an epidemic of Alpha-gal, and talks with experts about how best to avoid tick bites.For more info: Thomas Mather, director, Center for Vector-Borne Disease, University of Rhode IslandTickEncounter Reserouce Center, University of Rhode IslandSam Telford III, director, Tufts New England Regional Biosafety Laboratory, Tufts UniversityThe Tick Center at Martha\u0027s Vineyard Medical, Oak Bluffs, Mass. Red Cat Kitchen, Martha\u0027s Vineyard\u00a0 \u00a0 \u00a0ALMANAC: August 23"Sunday Morning" looks back at historical events on this date.PHOTOGRAPHY: Capturing an immortal photograph of jazz legendsIn 1958, photographer Art Kane assembled many of the greatest legends in jazz on a brownstone stoop in Harlem; his picture became one of the most famous images ever taken of artistic royalty. Correspondent Mo Rocca talks about Kane\u0027s iconic group portrait with the photographer\u0027s son, Jonathan; and about the legacy the musicians left behind with legendary bassist Ron Carter, who played alongside nearly all of the jazz greats pictured that hot August day.For more info:Photographer Art Kane Archive (Official site)Milt Hinton CollectionBassist Ron Carter (Official site)"Ron Carter: Finding the Right Notes" (PBS)Schomburg Center for Research in Black Culture, New York Public Library, HarlemDESIGN: Luna Parc: A home and an eclectic canvasFor more than 35 years, artist Ricky Boscarino has turned his house in Sandyston, N.J., and its 8.5 acres into an eye-popping gallery filled with sculptures, ceramics, mosaics and whimsy. Correspondent Serena Altschul pays a visit to Boscarino\u0027s quirky home, dubbed Luna Parc, and his outdoor "electric garden."For more info: Luna Parc, Sandyston, N.J. | Tour datesBOOKS: Robin Wall Kimmerer on the wonders of natureBotanist Robin Wall Kimmerer, a member of the Citizen Potawatomi Nation, is author of the New York Times bestsellers "Braiding Sweetgrass" and "The Serviceberry" \u2013 books that advocate for living and working in collaboration with the Earth. She talks with correspondent Martha Teichner about the importance of respecting both Western scientific knowledge and indigenous knowledge, planting trees, and sharing the gifts of nature.For more info: robinwallkimmerer.com"The Serviceberry: Abundance and Reciprocity in the Natural World" by Robin Wall Kimmerer, illustrated by John Burgoyne (Scribner), in Hardcover, Large Print Trade Paperback, eBook and Audio formats, available via Amazon, Barnes & Noble and Bookshop.orgPlant Baby Plant\u00a0 \u00a0 \u00a0PASSAGE: In memoriam"Sunday Morning" remembers some of the notable figures who left us this week.\u00a0 \u00a0 \u00a0ARTS: Casa Verdi, a rest home for musicians living in harmonyOpera great Giuseppe Verdi, one of history\u0027s most successful composers, used his fortune to create a retirement home for professional musicians "not favored by fortune." Residents of Casa Verdi in Milan not only share their lifetimes of artistry, they also provide master classes to young musicians. Chris Livesay reports.For more info: Casa Verdi, Milan\u00a0 \u00a0\u00a0HARTMAN: Inside shooting victim Fletcher Merkel\u0027s bedroomEight-year-old Fletcher Merkel was one of two students killed when a gunman fired randomly into the Annunciation Catholic Church in Minneapolis last August. Steve Hartman (who documented the bedrooms of young shooting victims in the Oscar-winning short documentary "All the Empty Rooms") talked with Fletcher\u0027s parents, Jesse and Mollie, about their son, and the sacred space he left behind.INTERACTIVE: "Everything as it was": Explore the bedrooms of kids killed in school shootingsFor more info: Photographer Lou BoppMUSIC: The real no-shoes Kenny ChesneyIn his recent memoir, "Heart Life Music," Kenny Chesney describes his life\u0027s journey, from Knoxville, Tenn., to No Shoes Nation and beyond. Chesney sits down with Lee Cowan in the Florida Keys, where the country superstar is just another laid-back local, to talk about family, touring, and how he recovered from a 2009 concert which he describes as "hitting a wall." [Originally broadcast Oct. 26, 2025.]To hear Chesney perform "Silver Sands Marina," from his upcoming album, click on the video player below: WEB EXCLUSIVE: Extended interview - Kenny Chesney (Video)The country superstar talks with Lee Cowan about his book, "Heart Life Music."READ AN EXCERPT: "Heart Life Music" by Kenny Chesney with Holly GleasonFor more info: "Silver Sands Marina" by Kenney Chesney, to be released Sept. 25, available for pre-order"Heart Life Music" by Kenny Chesney with Holly Gleason (\u200eWilliam Morrow), in Hardcover, Large Print Trade Paperback, eBook and Audio formats, available via Amazon, Barnes & Noble and Bookshop.orgkennychesney.com\u00a0 \u00a0 \u00a0MILEPOST: TBD\u00a0 \u00a0 \u00a0ARTS: From the ashes arises an origami koiIn the 1990s, Robert Lang, a physicist who once designed lasers for NASA, became a leading figure in the world of origami, combining math and art to create magic. After the 2025 Altadena wildfire destroyed his house, and a lifetime\u0027s works of folded paper, Lang set out to recreate his designs \u2013 and the origami community joined in. Tracy Smith reports.For more info: Robert J. Lang OrigamiExhibition: "To Catch a Fish," at Mingei International Museum, San Diego (through Nov. 1)Origamido Studios, Haverhill, Mass.\u202fD...

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