MSNBC’s Chris Hayes said Tuesday that it's “genuine madness” for Democrats to not “take the age issue seriously," after Rep. Alexandria Ocasio-Cortez (D-N.Y.) lost to Rep. Gerry Connolly (D-Va.) in the bid to be the ranking member on the House Oversight and Accountability Committee next Congress.

On his show, “All In,” Hayes noted multiple instances of older Democrats or left-leaning figures holding on to and acquiring powerful positions instead of........

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