Blue Devils beat Miles City in unbeaten semifinal.
The Royals finished the regular season 51-10 and 23-1 in conference play.
The move comes as Southern Utah is slated to leave for the Western Athletic Conference at the end of the 2021-22 academic year.
Rorie led the Grizzlies to back-to-back NCAA Tournament berths in 2018 and '19.
CLEVELAND (AP) — Cleveland Indians manager Terry Francona missed his second straight game Sunday with a head cold.