Against the advice of public health officials and the wishes of its own governor, Wisconsin will hold its Democratic primary today — in the middle of a pandemic. So how did that happen? Guest: Astead W. Herndon, who covers national politics for The New York Times. For more information on today’s episode, visit nytimes.com/thedaily.  Background reading: The political and legal fight between Wisconsin’s conservative state legislature and its Democratic governor was only the first round of an expected national fight over voting rights during the coronavirus crisis.