Here’s a round-up of the latest news pertinent to Ohio State’s defensive coordinator search. Former Wisconsin defensive coordinator — and interim head coach (2022) — Jim Leonhard seems to be staying put in the NFL.

As Ryan Day looks to hire his fourth defensive coordinator in seven seasons, here are potential candidates to replace Jim Knowles.

Ohio State has lost its defensive coordinator to a Big Ten rival. Penn State announced Monday it had hired Jim Knowles as its defensive coordinator. According to multiple reports, Knowles reached a three-year contract with an average annual salary of $3.

Knowles, a Philadelphia native with strong ties to the Northeast, transformed the Buckeyes' defense during an impressive three-year stint. Ohio State ranked top three in total defense each of the past two seasons and led the nation by holding opponents to 254.6 yards per game and 4.2 yards per play during a historic campaign.

Penn State has hired Jim Knowles as defensive coordinator after he helped Ohio State win the national championship, according to multiple reports. The Buckeyes had hoped to keep the 59-year-old Knowles, who also was pursued by Oklahoma and Notre Dame.

Penn State has lured Tom Knowles away from Ohio State. The Nittany Lions have hired Knowles to serve as their defensive coordinator.

Joey Kaufman of The Columbus Dispatch has reported that a member of Ohio State head coach Ryan Day's staff is currently on paid administrative leave amid unspecified complaints lodged against him. The report does not provide details regarding the nature of the allegations but does confirm that the office managing the complaints is responsible for handling issues related to harassment,