LINCOLN, Neb. -- Cael Sanderson tallied his 111th victory without a loss by pinning Nebraska's Matt Fletcher at 184 pounds as No. 4 Iowa State beat No. 12 Nebraska, 22-13, in a dual meet Friday.

Sanderson's pin was the 37th of his career and improved his season mark to 32-0.

No. 2-ranked Joe Heskett of Iowa State (18-4) scored a 14-3 major decision over Tony Denke at 165 pounds. Heskett is now 29-3 this season and 97-7 in his career. ISU's Perry Parks, ranked eighth nationally at 174 pounds, improved to 27-7 with a 3-2 win over No. 12 Ati Conner. Cyclone Zach Roberson beat Dusty Spaulding, 5-4 in double overtime, in their 141-pound match.

In other ranked matches, No. 2 Brad Vering of Nebraska (11-6) beat top-ranked Zach Thompson at 197 pounds, 4-0. Nebraska's second-ranked Bryan Snyder improved his record to 22-1 by beating No. 6-ranked Cyclone Cole Sanderson, 6-4. NU's third-ranked Todd Beckerman defeated No. 7 Matt Azevedo, 8-2, at 133 pounds.