14 States Have Postponed Their Primaries Because of Coronavirus. This includes Alaska, Hawaii and Wyoming which were scheduled for 4 Apr.

https://www.nytimes.com/article/2020-campaign-primary-calendar-coronavirus.html

Wisconsin is still scheduled for 7 Apr. "Wisconsin is holding firm to the April 7 date for its primary, but the governor wants to send every voter an absentee ballot."
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It's high past time that we start electing Americans to congress and the presidency who put America first instead of their political party. For way too long we have been electing Republicans and Democrats who happen to be Americans instead of Americans who happen to be Republicans and Democrats.