Comic actress Jane Krakowski shared a lot of laughs with Tina Fey on the TV series “30 Rock,” and pulls off some hijinks in her Tony-nominated performance in the Broadway musical “She Loves Me.” She calls her characters second bananas, but “scene stealers” is more accurate. Rita Braver has a profile. Source

Trevor Harris has Tourette syndrome. It’s a neurological disorder that causes uncontrollable movements and outbursts called tics. The 12-year-old student is using his tics to teach lessons to his peers and spearhead an anti-bullying campaign. Julianna Goldman reports. Source

The Summer Olympics in Rio de Janeiro are just 10 weeks away, but a large group of medical professionals are pushing for the games to not go on as scheduled. More than 150 health experts are standing behind an open letter to the World Health Organization stating concerns over the global spread of the Zika virus. Marlie Hall reports. Source

Actor Mark Salling, best known for his role in “Glee,” has been indicted on child pornography charges. The actor could face five years in prison. CBSN’s Reena Ninan has more details. Source

Sam Hazen has known he wanted to be a chef since he was in the third grade. He grew up in the restaurant business, working in his father’s restaurant, and in a number of prominent kitchens, before launching the famed Tao restaurants. He’s now the culinary director of B.R. Guest, where he oversees five seafood locations, including Atlantic Grill, Blue Fin and Blue Water Grill. Source

The northern California native first burst onto the music scene back in 2004 with the release of his self-titled debut CD. His catchy folk tunes soon became a staple on many primetime TV dramas and motion picture soundtracks. Just last week, Dennen released his sixth full-length studio album, entitled “Por Favor,” and it’s already shot to number one on the iTunes singer-songwriter chart. Dennen joined “CBS This Morning: Saturday” to perform “Cassidy.” Source

The northern California native’s catchy folk tunes have become a staple on many primetime TV dramas and motion picture soundtracks. Dennen visited “CBS This Morning: Saturday” to perform “I’ll Be On Your Side,” from his sixth full-length studio album, “Por Favor.” Source

The northern California native’s catchy folk tunes have become a staple on many primetime TV dramas and motion picture soundtracks. Dennen visited “CBS This Morning: Saturday” to perform “Bonfire,” from his sixth full-length studio album, “Por Favor.” Source

CBS News chief medical correspondent Dr. Jon LaPook and CBS News contributor Dr. Holly Phillips join “CBS This Morning: Saturday” to discuss a new study uncovering an alarming trend in colon cancer rates in people under age 50. Also, examining the dangers of altitude sickness and ways to prevent it. Source

New evidence has emerged about whether there is any connection between cellphone use and an increase in the chance of developing cancer. Anna Werner reports on the latest findings. Source