Nebraska-Omaha, the reigning NCC champion, will begin its title defense this weekend when it opens North Central Conference play with two doubleheaders at St. Cloud State, on Saturday, April 8 and Sunday, April 9. Both doubleheaders are scheduled for 1 p.m. at Dick Putz Field in St. Cloud, Minn. UNO (23-7) enters the series on an eight-game winning streak.