CBS Sunday Morning, April 4, 2021

In our cover story, Susan Spencer talks with experts on why conflicts arise, and in what ways conflict can be good and productive. Tracy Smith talks with Hunter Biden about his new memoir, "Beautiful Things. "singer Carrie Underwood discusses her new album of gospel standards, "My Savior," with Michelle Miller. Lesley Stahl interviews retiring Washington Post executive editor Marty Baron. Conor Knighton checks out vaccination efforts for rabbits against a fatal virus, and Seth Doane examines the resurrection of sacred music from Renaissance-era Florence, unheard in more than 400 years. Tracy Smith hosts this week's "CBS Sunday Morning."