This week on "Sunday Morning" (May 16)

·5 min read

Host: Jane Pauley

WATCH THE FULL MAY 16 EPISODE!

Last year the Pentagon released an official U.S. Navy video, taken from a fighter jet from the aircraft carrier USS Theodore Roosevelt, of a 2015 UFO encounter off the Florida coast. / Credit: Department of Defense
Last year the Pentagon released an official U.S. Navy video, taken from a fighter jet from the aircraft carrier USS Theodore Roosevelt, of a 2015 UFO encounter off the Florida coast. / Credit: Department of Defense

COVER STORY: UFO studies and the possibility of alien origin | Watch VideoOur fascination with aliens has also led us to speculate about unidentified flying objects – unexplained airborne phenomena – that might be of extraterrestrial origin. Correspondent David Pogue reports on how, as the scientific community continues to question the legitimacy of possible alien visitations, the government's attention toward UFOs has become more serious.

For more info:

SETI InstituteBig Picture Science (SETI)Follow Seth Shostak on Twitter"UFOs: Generals, Pilots, and Government Officials Go on the Record" by Leslie Kean (Three Rivers Press), in Trade Paperback, eBook and Audio formats, available via Amazon and IndieboundAvi Loeb, Department of Astronomy, Harvard University"Extraterrestrial: The First Sign of Intelligent Life Beyond Earth" by Avi Loeb (Houghton Mifflin Harcourt), in Hardcover, Trade Paperback and eBook formats, available via Amazon and IndieboundUnidentified Aerial Phenomena Task Force (Dept. of Defense press release)

HEADLINES: Rocket fire, bombings in Gaza intensify (Video)Israeli bombings and Hamas rocket fire continued overnight, following an intense day which saw a 15-story building in the heart of Gaza reduced to rubble by Israeli fighter jets. Correspondent Imtiaz Tyab reports from Tel Aviv.

Silver Charm won the 1997 Kentucky Derby and Preakness Stakes, and came in second in the Belmont Stakes and the 1998 Breeders' Cup Classic, before retiring to Old Friends in Kentucky.  / Credit: CBS News
Silver Charm won the 1997 Kentucky Derby and Preakness Stakes, and came in second in the Belmont Stakes and the 1998 Breeders' Cup Classic, before retiring to Old Friends in Kentucky. / Credit: CBS News

EQUINE: A Kentucky home for retired racehorses | Watch VideoSince 2003, the non-profit Old Friends has provided a retirement home for thoroughbred racehorses, from the sport's champions to the less-heralded. Correspondent Mo Rocca travels to Georgetown, Ky., to meet founder Michael Blowen, a former film critic whose love of horses drew him to gamble on a new vocation, which is paying out in unexpected ways.

For more info:

Old Friends Farm, Georgetown, Ky. | Public tour informationDonateOld Friends at Cabin Creek, Greenfield Center, N.Y.Bryan Waldridge, DVMChris McCarron on Twitter and Facebook

GOVERNMENT: Behind the Secret Service's veil of secrecy | Watch VideoSince the assassination of JFK, the United States Secret Service has stepped up its mission to protect the president and others. But as outlined in a new book, "Zero Fail," the USSS is an agency reluctant to examine its operational failures which, Pulitzer Prize-winning author Carol Leonnig says, jeopardizes the Secret Service's mission. Correspondent Jim Axelrod talks with Leonnig; former agent Jonathan Wackrow, who served 14 years with the Secret Service; and former Homeland Security Secretary Michael Chertoff, about the challenges facing the Service, including a major one: transparency.

READ AN EXCERPT: Carol Leonnig's "Zero Fail: The Rise and Fall of the Secret Service"

FROM THE ARCHIVE: The Secret Service under fire (7/5/15)

For more info:

United States Secret Service"Zero Fail: The Rise and Fall of the Secret Service" by Carol Leonnig (Random House), in Hardcover, Large Print Trade Paperback, eBook and Audio formats, available May 18 via Amazon and Indiebound

PASSAGE: Remembering Norman Lloyd | Watch VideoThe veteran of the Hitchcock spy thriller "Saboteur" and the '80s TV series "St. Elsewhere" died this week at the age of 106.

Brood X Cicadas are making their 17-year comeback.  / Credit: CBS News
Brood X Cicadas are making their 17-year comeback. / Credit: CBS News

SCIENCE: The return of the cicadas | Watch VideoPeriodical cicadas, identified as Brood X, are back, providing us with a once-every-17-years opportunity to witness a remarkable natural phenomenon, as these insects emerge and breed, while producing sounds as loud as a jet engine. Correspondent Chip Reid talks with entomologists about the cicadas' cycle, and how their protein can satiate the appetites of predators (and cookie lovers).

RECIPE: Cicada cookies

For more info:

Mike Raupp, University of MarylandPaula Shrewsbury, University of MarylandHidden Oaks Nature Center, Annandale, Va. Brood X Periodical Cicadas FAQ (National Park Service)cicadamania.com

HARTMAN: Sign wars heat up (Video)Everyone was getting along just fine in Christiansburg, Va., until Jim Bohon, who manages the Bridge Kaldro music store, fired the first salvo in what rapidly devolved into a war of signage – taunting neighboring businesses with funny and punny street signs. Over the past several months, the war has gone viral on social media, and skirmishes are flaring up as far away as Ontario, Canada. Sign war correspondent Steve Hartman reports.

TELEVISION: Ewan McGregor on recreating the life, and obsessions, of "Halston" | Watch VideoThe actor who rose to fame with "Trainspotting" and wielded a light saber as Obi-Wan Kenobi, is now starring as a '70s icon, fashion designer Halston, in a new Netflix series. Correspondent Tracy Smith talks with Ewan McGregor about how he prepared for the role; his familiarity with his character's addiction; and about returning to the "Star Wars" universe in a new TV series.

To watch a trailer for the Netflix series "Halston" click on the video player below:

For more info:

"Halston" debuts on Netflix Friday, May 14

Attorney Ben Crump. / Credit: CBS News
Attorney Ben Crump. / Credit: CBS News

JUSTICE: The unapologetic Ben Crump | Watch VideoThe civil rights lawyer who has sought justice for victims of police brutality and civil rights abuses talks with "Sunday Morning" special contributor Ted Koppel about his pursuit of liberty and justice against what he calls "legalized genocide," and his battle against the "enemies of equality."

For more info:

bencrump.com

"Open Season: Legalized Genocide of Colored People" by Ben Crump (Amistad), in Hardcover, eBook and Audio formats, available via Amazon and Indiebound | Read a sample

A redwood forest in the Santa Cruz Mountains. / Credit: Derek Reich/CBS News
A redwood forest in the Santa Cruz Mountains. / Credit: Derek Reich/CBS News

NATURE: Santa Cruz Mountains (Extended Video)"Sunday Morning" takes us to California's Santa Cruz Mountains, where a Redwood forest scarred by fire shows signs of rebirth. Videographer: Derek Reich.

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Dozens killed in Israeli airstrike on Gaza City as bombardment intensifies

Open: This is "Face the Nation," May 16

Nature: Santa Cruz Mountains