Here are your semifinal matchups:
125 lbs
#1 Matt McDonough (Iowa) vs #5 Sean Boyle (Mich)
#2 Brandon Precin (NU) vs #3 Zach Sanders (Minn)
133 lbs
#1 Andrew Long (PSU) vs #4 BJ Futrell (Illinois)
#2 Tyler Graff (Wisc) vs #3 Tony Ramos (Iowa)
141 lbs
#1 Kellen Russell (Mich) vs #4 Jimmy Kennedy (Ill)
#2 Montel Marion (Iowa) vs #3 Mike Thorn (Minn)
149 lbs
#1 Frank Molinaro (PSU) vs #4 Eric Terrazas (Illinois)
#2 Andrew Nadhir (NU) vs #6 Eric Grajales (Mich)
157 lbs
#1 David Taylor (PSU) vs #5 Paul Young (Indiana)
#2 Derek St. John (Iowa) vs #3 Jason Welch (NU)
165 lbs
#1 Andrew Howe (Wisc) vs #4 Aaron Janssen (Iowa)
#2 Colt Sponseller (OSU) vs #3 Cody Yohn (Minn)
174 lbs
#1 Ed Ruth (PSU) vs #5 Ethan Lofthouse (Iowa)
#2 Nick Heflin (OSU) vs #6 Ben Jordan (Wisc)
184 lbs
#8 Quentin Wright (PSU) vs #5 Tony Dallago (Illinois)
#2 Kevin Steinhaus (Minn) vs #3 Grant Gambrall (Iowa)
197 lbs
#1 Trevor Brandvold (Wisc) vs #5 Sonny Yohn (Minn)
#2 Luke Lofthouse (Iowa vs #3 Logan Brown (PU)
285 lbs
#1 Cameron Wade (PSU) vs #4 Tony Nelson (Minn)
#7 Joe Rizqallah (MSU) vs #3 Blake Rasing (Iowa)