Getty Seattle Seahawks receiver Jaxon Smith-Njigba is making Arizona Cardinals star Marvin Harrison Jr . earn his jersey. Harrison revealed that his former Ohio State teammate has a strict rule: no jersey swap until Harrison finally beats him in the NFL . After the Seahawks’ 44-22 blowout win in Week 10 to complete a season sweep of the Cardinals , that trade is still on hold. “Jax said I can’t get his until I beat him,” Harrison told Fox Sports in a recent interview . “So, we’re working on