Or not. The WCCO online report states almost a doubling in absentee ballots.
Unanswered, is the comparison for 2016 contested primaries vs. those contested now; or is the near-doubling in comparison to the 2016 general election. Last cycle, 2016, the primary season was docile, compared to this year's soon-to-be primary.
The turnout may be high, certainly for a primary, and we shall see if this is so quite soon; once the primary votes are counted.
With each party having a contest for Governor, crossover primary voting is unlikely.