The Hippocratic Oath advises doctors to first DO NO HARM – so imagine intentionally using a virus that causes paralysis in hopes of treating the deadliest form of brain cancer. That’s what doctors are trying with some patients with glioblastoma, the same cancer Arizona Senator John McCain is now grappling with, by using a reengineered polio virus. Dr. Jon LaPook reports. Source

A vaccine exists that can actually prevent cancer, yet millions of people are not taking it. Dr. Tara Narula reports on how immunization against the human papillomavirus (or HPV) can prevent many cancers, but only two-thirds of girls and one-half of boys have received the vaccine. Source

Thanks to a donation from Jim Henson’s family and help from his fans, some of the late Muppet master’s greatest creations have a new home at the Museum of the Moving Image in New York City. Dana Jacobson got an inside look at the new exhibit which tells the story of Henson’s 40-year career. Source

Amid Italy’s stunning Tuscan landscape, local residents are making a beeline for one particular restaurant in the town of Volterra. The dining experience is not your typical dining one, these patrons are lining up to eat inside the walls of a high security prison. Seth Doane reports. Source

Greed at the highest levels of the corporate world caused untold pain for millions of Americans during and after the 2008 financial crisis. That injustice, and similar failures, are the subject of a new book, “The Chickens**t Club: Why the Justice Department Fails to Prosecute Executives.” Author of the book and Pulitzer Prize-winning journalist Jesse Eisinger joins “CBS This Morning: Saturday” to discuss why Wall Street sees so few prosecutions. Source

This week, SpaceX founder Elon Musk issued a provocative tweet saying he’s received verbal government approval to build a hyperloop system which would carry passengers in a metal tube at 700 mph. Editor-at-large for CNET’s Roadshow, which covers transportation technology, Tim Stevens joins “CBS This Morning: Saturday” to discuss how the system would work and why we still have a long way to go. Source

Growing number of MLB and NBA teams are asking fans for proof of their COVID-19 vaccination to gain entry. Source

The White House changes come as Republicans try to iron out a possible repeal bill to the Affordable Care Act. But that continues to be mired in delays. CBS News political director Steve Chaggaris joins “CBS This Morning: Saturday” to discuss what kind of bill the Senate could be voting on next week, why Republicans have never been able to agree on a replacement for Obamacare and whether he thinks Republicans and Democrats will ever work together on the issue. Source

CBS News chief medical correspondent Dr. Jon LaPook and CBS News contributor Dr. Tara Narula join “CBS This Morning: Saturday” to discuss a new model to forecast migraine attacks, how many Americans have advance directives regarding their medical care and a new way scientists are manufacturing a silk-like substance that may have applications in both medicine and food science. Source

A new report shows that preventing dementia can start early in life. Certain lifestyle changes such as maximizing education, aggressively treating hypertension and managing depression can have a dramatic impact in preventing the disease. Dr. Jon LaPook has more. Source