5 takeaways from the first Democratic debate

Beto O'Rourke, Amy Klobuchar and Tulsi Gabbard.
U.S. Sen. Amy Klobuchar, center, D-Minn., speaks as former Texas U.S. Rep. Beto O'Rourke, left, and U.S. Rep. Tulsi Gabbard, D-Hawaii, look on during the first night of the Democratic presidential debate in Miami.
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