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Gadi Schwartz’s ‘The Overview’ uncovers science behind nostalgia

04:22

NBC News correspondent Gadi Schwartz joins TODAY to talk about his new show, “The Overview,” which reveals why nostalgia makes us feel so good. He talks to Tim and Fred Williams, who went viral reacting to a Phil Collins song, and TikTok star Ana Coto, who has inspired others to return to rollerskating.