CBS Sunday Morning, February 6, 2022

An estimated ten percent of the world's population is left-handed, scientists have not definitely figured out why. Rita Braver talks with researchers who think differences in brain structure between those who are left-handed and right-handed may have implications in the treatment of disease. Grammy-winning singer-songwriter Peggy Lee -- who died in 2002, is known for such hits as "Fever" and "Is That All There Is." She demonstrated an alluring command over an audience with her sultry voice and precise stagecraft. Mo Rocca talks with biographer Peter Richmond and with Lee's granddaughter, Holly Foster-Wells, about the singer's legacy. Since the COVID-19 pandemic began, Luke Burbank has become part of a silent but cozy majority: those who prefer working from their beds. These stories and more on this week's "CBS Sunday Morning."

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