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Northwestern's depth chart for week four vs. Penn State:
Offense
QB: Trevor Siemian, Zack Oliver
RB: Treyvon Green, Justin Jackson
WR: Miles Shuler, Stephen Buckley
WR: Kyle Prater, Mike McHugh
WR: Cameron Dickerson, Pierre Youngblood-Ary
SB: Dan Vitale, Jayme Taylor
LT: Paul Jorgensen, Jack Konopka
LG: Geoff Mogus, Kenton Playko
C: Brandon Vitabile, Brad North
RG: Matt Frazier, Ian Park
RT: Eric Olson OR Adam DePietro
Defense
DE: Deonte Gibson, Ifeadi Odenigbo
DT: CJ Robbins, Chance Carter
DT: Greg Kuhar, Connor Mahoney
DE: Dean Lowry, Max Chapman
SAM: Jimmy Hall, Drew Smith
MIKE: Collin Ellis, Anthony Walker
WILL: Chi Chi Ariguzo, Joseph Jones
CB: Nick VanHoose, Keith Watkins II
S: Ibraheim Campbell, Godwin Igwebuike
S: Traveon Henry, Kyle Queiro
CB: Matt Harris, Marcus McShepard
Special Teams
K: Jack Mitchell
P: Chris Gradone
LS: Chris Fitzpatrick
H: Christian Salem
KR: Solomon Vault
PR: Miles Shuler OR Ibraheim Campbell