A cruise ship is quarantined in St. Lucia after measles was confirmed on board. The ship’s doctor said the quarantined passengers are “stable.” David Begnaud reports. Source

Peter Mayhew, the actor who played Chewbacca in the “Star Wars” films died this week at his home in Texas. He was 74. Source

Thousands of trumpet and bugle players will sound Taps from their porches on Memorial Day. Source

We’re taking a closer look at why some adults who were vaccinated against the measles may still be at risk. The CDC has confirmed 704 cases so far this year, mostly in unvaccinated children. Some adults vaccinated in the 1960s may have received only partial immunity from their shots. Dr. David Agus joins “CBS This Morning” to explain. Source

Four of the biotech’s top executives netted a total of $30 million since positive results for a coronavirus vaccine were touted. Source

Amid an ongoing measles outbreak, adults who were vaccinated years ago may be wondering if they’re still protected. Dr. Jon LaPook joins “CBS Evening News” to explain why some people may need a booster. Source

With “Avengers: Endgame” earning a record $1.2 billion worldwide in its opening weekend, it may feel like the summer movie season is already in full swing but it is just getting started. Matt Singer, editor-in-chief of the movie website ScreenCrush.com joins “CBS This Morning: Saturday” to discuss all the big movies to watch out for this summer. Source

An exhibition at the Morgan Library and Museum explores the creative process of author J.R.R. Tolkien. Manuscripts, maps, paintings, and other personal items help tell the story of how the writer conjured the fantasy worlds of “The Hobbit” and “The Lord of the Rings.” CBS News’ Sara Kugel reports. Source

You might say the Kardashians changed the way we look at money and fame. Tracy Smith sits down with Kris Jenner, the woman who literally gave birth to the most influential family of celebrities on the planet, who talks about how they’ve achieved success. Source

These famous faces played celebrities, historical figures and more. Source