1/4: Sunday Morning

Hosted by Lee Cowan. Featured: Reconstruction a year after the California wildfires; On the set of “The Pitt”; “Sinners” star Michael B. Jordan; A look back at NYC Mayor Fiorello La Guardia; and Dr. Ezekiel Emanuel with

How Bob Weir redefined rhythm guitar

Bob Weir, a founding member of the Grateful Dead, died at age 78, his family announced. Dean Budnick and Mike Greenhaus, the editors-in-chief for Relix Magazine, join with more on Weir’s impact.