Morningside opens the N-A-I-A regional softball tournament in Sioux City tomorrow against Concordia University. Morningside finished the regular season 32-17 and coach Jessica Jones-Sitzmann says without a conference to play in this season, they had to go out and find quality competition.Morningside is seeded fifth in the six-team field. Midland Lutheran is the top seed.Jones-Sitzman says getting by Concordia would be a great way to open the double elimination tournament and says her team is anxious for a game.