Sydney Mattson, starting just her first match of the season, had a career-best 35 assists to lead the University of North Dakota women’s volleyball team to a 25-20, 25-17, 25-19 Big Sky Conference sweep of Northern Arizona University on Thursday night in Betty Engelstad Sioux Center. On offense, UND was led by Tamara Merseli, who had 12 kills and 20 digs. Faith Dooley chipped in 10 kills, while Jordan Vail had nine kills and Ashley Brueggeman had seven. The Fighting Hawks (26-7 overall, 11-4 BSC) are still in the mix to grab the No. 2 seed in the upcoming league tournament. NAU is 12-14 overall and 8-7 in the BSC. UND hosts Northern Colorado in its regular season finale Saturday morning. (Check out more photos from Russ Hons here.)