More than 2.5 million children across the U.S. live in households where grandparents have taken on the role of primary caregiver. But many grandparents face challenges navigating custody issues and accessing the resources and support they need. Geoff Bennett discussed these families with Donna Butts, author of "Grandfamilies: Stories of Children and the Loving Relatives Who Raise Them."

Best-selling author Dave Eggers has a new novel out this week, telling the story of two art-obsessed friends over many decades. There's much more to the author's own story as well. Senior arts correspondent Jeffrey Brown reports from San Francisco for our arts and culture series, CANVAS.

Women have played a vital role in building the technologies that shape modern life, but their contributions have at times been overlooked, minimized or left out of the historical record. A new art exhibition seeks to tell a fuller story. Special correspondent Mike Cerre reports from San Jose for our arts and culture series, CANVAS.