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To galvanize action on how grossly the US health-care system neglects Black patients, one of us (E. I.) organizes livestreamed discussions among Black health-care professionals (go.nature.com/3blr). The first event reflected on the tragedy of the Black medical doctor Susan Moore, who in December posted on Facebook that she’d had to beg health-care providers to investigate and manage her shortness of breath and excruciating neck pain; two weeks later, she died of COVID-19 complications.