Notice how some of these tomatoes have unripe-looking tops? Those "green shoulders" are actually the keys to flavor. pocius/ hide caption

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James Beard award-winning chef Marcus Samuelsson has been a judge on Top Chef, Iron Chef America and Chopped. /Courtesy of Marcus Samuelsson hide caption

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Barbara and Norman Roux stand in front of cattle pens on their farm outside of Moundridge, Kan., where she has raised cattle for nearly 70 years. Peggy Lowe/Harvest Public Media hide caption

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Some Americans are cutting back on red meat, and health concerns seem to be the biggest reason they're doing it, a survey found. Shmeliova Natalia/ hide caption

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Only Luxembourgers eat more meat per person than Americans. hide caption

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Postal workers and activists make signs for their hunger strike in front of the Rayburn House Office building in Washington, D.C. Mark Wilson/Getty Images hide caption

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