Purdue has decided to make a change to their staff just four games into the season. The Boilermakers announced on Sunday that they have parted ways with their offensive coordinator in Graham Harrell. CLICK HERE to go to PrizePicks and use code ON3 to receive a guaranteed $50 once you play $5 in lineups! “Decisions like this are never easy,” Ryan Walters said in a statement regarding the choice. “After evaluating our start to the season, I felt that it was best for our team to make a change now. We are appreciative of Graham’s contributions to our program and wish him the best going forward.” H…