College Football Front Office Writers Joe Heisman SportsOklahoma to Hire Ohio State’s Alex Grinch as Defensive CoordinatorJoe DiTullioJanuary 4, 2019 by Joe DiTullioJanuary 4, 20190The University of Oklahoma is expected to hire Ohio State’s Alex Grinch as defensive coordinator according to The Athletic. Grinch was the co-defensive coordinator with...