Jonathan Bernstein, Columnist

Now Is No Time to Start Naming Running Mates

Castro’s endorsement of Warren has set tongues wagging, but it’s way too soon to pick vice-presidential candidates.

January 7, 2020 at 12:33 PM UTC

Jonathan Bernstein is a Bloomberg Opinion columnist covering politics. A former professor of political science at the University of Texas at San Antonio, he wrote A Plain Blog About Politics.

Just allies for now.
Photographer: Joe Raedle/Getty Images

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Former presidential candidate Julian Castro endorsed Senator Elizabeth Warren for the Democratic presidential nomination on Monday, which naturally started Twitter speculation about whether Warren should name Castro as her vice-presidential pick right now.