Jerry Seib of the Wall Street Journal, Ben Domenech of the Federalist, Ed O’Keefe of the Washington Post and PBS moderator Gwen Ifill break down the evolving political priorities for preventing mass shootings in this country. With loud calls for stronger homeland security measures, Republicans pick up steam in the run up to 2016 presidential elections. Source

CBS News Senior Security Contributor Michael Morell and former Homeland Security Adviser to George W. Bush, Fran Townsend weigh in on the evolving “home game” and “away game” US intelligence strategies to defeat ISIS. In the wake of recent attacks in San Bernardino, California, US officials expand their hunt for homegrown terrorists. Source

Actress Brie Larson held her own opposite Amy Schumer in the comedy, “Trainwreck.” But she’s getting rave reviews as the star of the harrowing drama, “Room.” And as she tells Tracy Smith, she admits to being puzzled over the label that some in Hollywood have pinned on her. Source

Amnon Weinstein’s father had escaped Europe before World War II; his family was not as lucky. Weinstein has honored the memories of those who perished in the Holocaust by restoring dozens of string instruments that were played by Jewish prisoners in Nazi concentration camps. The instruments were recently played in a special concert by the Cleveland Orchestra. Serena Altschul has the remarkable story of the “Violins of Hope.” Source

There’s an ambition effort to export Broadway American musical theater to China, but making it work for Chinese audiences presents some unique challenges. There’s a big cultural divide between Chinese expectations and what happens on a Broadway stage. Then there are the government censors. Seth Doane reports from Beijing. Source

Steve Difillippo has always had an entrepreneurial spirit. It began with a paper route when he was just a kid and later he had a landscaping business. When he was 24-years-old he bought an already established restaurant, Davio’s. He has turned the restaurant into a national brand, Davio’s Northern Italian Steakhouse. There are now seven locations on the East Coast. Davio’s has just celebrated its 30th anniversary. DiFillippo joins “CBS This Morning: Saturday” to discuss his best-seller, “It’s All About the Guest: Exceeding Expectations in Business and in Life, the Davio’s Way,” in which he shares his winning business advice. Source

Comedian Adam Conover has no fear of taking down society’s sacred cows. The creator and star of Tru TV’s “Adam Ruins Everything” brings his blend of truth and humor with a wide range of issues. He tackles everything from why engagement rings are a scam to why tipping should be banned, and even forensics. Conover joins “CBS This Morning: Saturday” to discuss his show. Source

Investigators search for a motive in the San Bernardino, Calif. mass shooting that left 14 people dead and 21 wounded. CBS News correspondent Carter Evans joins CBSN with the latest. Source

A recent report raised concerns that Christmas lights could slow down Wi-Fi speed, but experts say there’s little reason for homeowners to worry. KEYE-TV’s Lydia Pantazes reports. Source

Tony and Emmy Award-winning actor Mandy Patinkin plays CIA European division chief Saul Berenson in the hit series, “Homeland.” Patinkin is also the voice behind the Showtime documentary, “The Spymasters,” about the CIA. Patinkin joins “CBS This Morning” to discuss global issues, including the refugee crisis and gun violence in America. Source