The Nittany Lions won all 10 bouts against the Cowboys.
Luke Lilledahl and Josh Barr pulled off upsets.
Trying to gain weight? Buy a cow.
Cael Sanderson said Nagao had "a major surgery" and won't return "anytime soon."
Mesenbrink won his four bouts last week by a combined score of 72-10.
Eighteen out of 22 of the wrestlers placed.