The Oklahoma State football team lost some depth and experience on the interior of its defensive line with Justin Kirkland's departure.

Oklahoma State is losing one of its top defenders. On Monday, OSU nose tackle Justin Kirkland entered the transfer portal, according to a report from Chris Hummer of CBS Sports. Kirkland was a significant presence along the defensive line for the Cowboys in the past couple of seasons and is one of OSU’s biggest losses in the spring portal period.

College football’s spring transfer portal window officially closed Friday, but not without a flurry of activity leading into, during and at the end of the window. There was high drama at Tennessee, which led to what amounted to a quarterback trade,