The two unpredictable leaders plan to meet in Singapore to negotiate the future of North Korea's nuclear weapons program. David Martin reports on why the summit carries so much weight.

controversial rhino horn sales eyed as solution to poaching crisis

How did Google get so big; then, the Theranos deception; and, Mario Batali and the Spotted Pig

Critics of Google claim it stifles competition; a former Theranos employee speaks out about the company's deceptions and their endangerment of unsuspecting patients; restaurant workers' claims of sexual harassment at "The Spotted Pig."

Pope Francis shares candid thoughts in new documentary; and, matchmaking for zoo animals.

Gynecological Mesh: The medical device that has 100,000 women suing; then, Bill Whitaker reports on how the opioid epidemic is leaving grandparents to raise grandchildren; and, is shock therapy making a comeback?

Prescription Drug Prices: What one city did to fight high drug prices reveals a drug supply chain in which just about every link can benefit when prices go up.

Saving the Orphans of War: Syria's civil war has left over 100,000 children orphaned. 60 Minutes talked to two people who dropped everything to try to help them.

Into the Wild: The renowned wildlife photographer shows 60 Minutes what goes into his iconic pictures.

Bill Whitaker reports on CRISPR, the gene-editing tool revolutionizing biomedical research; then, why Bill and Melinda Gates put 20,000 students through college; and, seaweed farming and its surprising benefits.

The Facebook data leak scandal; and MIT's Media Lab, which has been developing futuristic technology for more than 30 years. Also: 10 years in the life of an Alzheimer's patient and her caregiver husband and its effects on them.

Steve Kroft investigates Allegiant Air, a discount carrier known more for its ultra-low fares than its high record of in-flight breakdowns; Salesforce CEO Marc Benioff on how his company has bridged the gender pay gap and how a commitment to equal pay requires regular commitment and monitoring.

What happened when Russia hacked the United States' election infrastructure?; then, inside the memorial to victims of lynching; and, the Harvard Lampoon

The Herculaneum Scrolls: Scholars believe the damaged scrolls of Herculaneum could contain lost works of Greek philosophy, Roman poetry, or early Christian writings.

Physical Cause of PTSD: Scar tissue found in the brains of combat veterans who suffered from PTSD could mean that many cases of the disorder are caused by physical trauma.

Daniel Barenboim: Watch the legendary 75-year-old maestro Daniel Barenboim bring Muslims and Jews together in his West-East Divan Orchestra.

The Stormy Daniels Interview: The adult-film star and director is being threatened with financial ruin, but she wants to set the record straight about her alleged affair with Donald Trump.

The Geek Freek: Most people can't pronounce his name, but he's one of the best players in the NBA. And he has quite the story about how he got there.

Crown Prince of Saudi Arabia: In his first interview with an American television network, Mohammed bin Salman shared his thoughts on Iran, the humanitarian crisis in Yemen, his country's troubled past and its hopeful future.

The Students of Stoneman Douglas: A group of survivors of the shooting at Stoneman Douglas High School who refer to themselves as the "mass-shooting generation" have made it their mission to bring about gun reform.

Saudi Women, Unveiled: 60 Minutes team returns from Saudi Arabia and talks about how the society is changing, especially for women.

The Monuments: As debate over the takedown of Confederate monuments continues, 60 Minutes examines why and when the statues went up in the first place.

The Clones of Polo: The horses of an Argentine polo club may look normal, but the way they came into existence is anything but conventional.

Robert E. Lee Statue: The mayor of New Orleans took down a monument to the Confederate general. Who asked him to do it? One of the city's most famous musicians: Wynton Marsalis.

Human Cargo: Desperation and fear are driving a dangerous industry that's virtually impossible to completely stop.

Secretary of Education: The secretary of education has been one of the most criticized members of President Trump's Cabinet, but DeVos says she's "more misunderstood than anything".

Treating Childhood Trauma: Oprah Winfrey reports on how trauma plays a role in childhood development and what new methods are being used to help kids who have experienced it.

Video of the 2017 sarin gas attack on Syrian civilians; French photographer JR, who pastes huge prints of his work in public spaces; and, actress Jennifer Lawrence's surprising trip to the top of Hollywood.

Rex Tillerson opens up in rare, wide-ranging interview; and, Oprah follows up with the partisan voters in Michigan

Recognizing concealed carry permits across state lines; then, running from Putin after helping him cheat; and, Sen. Kirsten Gillibrand: The political face of the #MeToo movement

An expensive San Francisco residential high-rise that is sinking and leaning to one side; former M16 spy David Cornwell, who writes under the pen name John le Carré.

An update on the war in Afghanistan; Sig Hecker, former director of the Los Alamos National Laboratory, discusses the North Korean nuclear program; changes in the citizenry of Portland, Oregon.

Interview with the head of Russia's state-owned news network, which is accused of spreading disinformation during the 2016 U.S. election; Chicago police use statistics to help predict violence; chronic traumatic encephalopathy in veterans.

The Make-A-Wish Foundation grants the wishes of seriously ill children; nurse practitioners provide health care to the uninsured working poor in Appalachia; a chess program provides opportunities for students in Franklin County, Miss.

Two clergymen work to save historic, sacred and secular texts in war-torn Iraq; Japanese professional baseball player Shohei Ohtani; a Scottish island where some of the world's premium single malt Scotch whiskys are made.

Whistleblowers: DEA attorneys went easy on McKesson, the country's largest drug distributor; then, rejecting hate, after spending nearly a decade spreading it; and, saving rhino with helicopters.

The governor who's castigating the president on climate change; then, the man trying to beat Putin; and, the long, unconventional career of Donald Sutherland.

A look back at the big moments, famous people and faraway places covered in the show's five decades on air.

A popular chef serves people in Puerto Rico; Then, when hospitals become targets; And, a tiny island is a testament to human independence.

When food is used as a weapon; Then, Anderson Cooper reports on the little spacecraft that could; And, a team rebuilds after the ultimate loss

Three former U.S. soldiers dispute the official report that blames human error for a friendly-fire accident that killed six others during a secret mission in Afghanistan; three-time Olympic gold medal winning gymnast Aly Raisman.

An update on Puerto Rico after Hurricane Maria; the sinking Millennium Tower in San Francisco and lawsuits; 12-year-old Alma Deutscher, a natural composer and prodigy who plays piano and violin, discusses music, and speaks Mozart as a "first language."

Defending the U.S. from North Korea's nuclear threat; Qatar's emir stands defiant in face of blockade; then, how a WWII-era forger saved lives, one fake document at a time.

Inside al Qaeda: Living and working with terrorists; Reforming solitary confinement at infamous California prison; then, billionaire Koch brother's crusade against counterfeit wine.

Ex-DEA agent: Opioid crisis fueled by drug industry and Congress; Meet a convicted felon who became a Georgetown law professor.

Officers describe storming Las Vegas shooter Stephen Paddock's hotel room; Facebook ads, Russia and the Trump campaign's secret weapon; Shake Shack founder on changing the way restaurants do business.

Rep. Steve Scalise (R-La.) on surviving: "It's a miracle;" then, spectacular revelations courtesy of Hubble Space Telescope; and, will Christian Pulisic be the next big name in professional soccer?

Hurricane Harvey's destruction in Houston; Sen. John McCain (R-Ariz.) talks about his health, and politics in Washington, D.C.; the political divide in America.