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Meredith Vieira and Richard Cohen talk about ‘Chasing Hope’ for MS


Former TODAY anchor Meredith Vieira’s husband, Richard Cohen, was 25 when he was diagnosed with multiple sclerosis. They join TODAY to talk about Richard’s new book, “Chasing Hope: A Patient's Deep Dive into Stem Cells, Faith, and the Future.” “I think stem cell therapy is taking over medicine,” Cohen says.